diff --git a/data/maps/mapgroup_roofs.asm b/data/maps/mapgroup_roofs.asm
index 0cad8a0e3..8c79e6f82 100644
--- a/data/maps/mapgroup_roofs.asm
+++ b/data/maps/mapgroup_roofs.asm
@@ -1,6 +1,5 @@
-; valid roofs: 0, 1, 2, 3, 4, or -1 for none
-
 MapGroupRoofs: ; 1c021i
+; entries correspond to Roofs (see below)
 	db -1 ; group 0 (unused)
 	db  3 ; group 1 (Olivine)
 	db  2 ; group 2 (Mahogany)
@@ -29,3 +28,11 @@ MapGroupRoofs: ; 1c021i
 	db -1 ; group 25
 	db  0 ; group 26 (Cherrygrove)
 ; 1c03c
+
+Roofs: ; 1c03c
+INCBIN "gfx/tilesets/roofs/0.2bpp"
+INCBIN "gfx/tilesets/roofs/1.2bpp"
+INCBIN "gfx/tilesets/roofs/2.2bpp"
+INCBIN "gfx/tilesets/roofs/3.2bpp"
+INCBIN "gfx/tilesets/roofs/4.2bpp"
+; 1c30c
diff --git a/data/palettes/979c.pal b/data/palettes/battle_objects.pal
similarity index 89%
rename from data/palettes/979c.pal
rename to data/palettes/battle_objects.pal
index 3940a030a..d2ebb6cef 100644
--- a/data/palettes/979c.pal
+++ b/data/palettes/battle_objects.pal
@@ -1,28 +1,29 @@
+; gray
 	RGB 31, 31, 31
 	RGB 25, 25, 25
 	RGB 13, 13, 13
 	RGB 00, 00, 00
-
+; yellow
 	RGB 31, 31, 31
 	RGB 31, 31, 07
 	RGB 31, 16, 01
 	RGB 00, 00, 00
-
+; red
 	RGB 31, 31, 31
 	RGB 31, 19, 24
 	RGB 30, 10, 06
 	RGB 00, 00, 00
-
+; green
 	RGB 31, 31, 31
 	RGB 12, 25, 01
 	RGB 05, 14, 00
 	RGB 00, 00, 00
-
+; blue
 	RGB 31, 31, 31
 	RGB 08, 12, 31
 	RGB 01, 04, 31
 	RGB 00, 00, 00
-
+; brown
 	RGB 31, 31, 31
 	RGB 24, 18, 07
 	RGB 20, 15, 03
diff --git a/data/palettes/blk_packets.asm b/data/palettes/blk_packets.asm
new file mode 100644
index 000000000..38f68ad1d
--- /dev/null
+++ b/data/palettes/blk_packets.asm
@@ -0,0 +1,40 @@
+BlkPacket_9a86:
+	db $21, $01, $03, $00, $00, $00, $13, $11, $00, $00, $00, $00, $00, $00, $00, $00
+
+BlkPacket_9a96:
+	db $21, $01, $07, $05, $00, $0a, $13, $0d, $00, $00, $00, $00, $00, $00, $00, $00
+
+BlkPacket_9aa6:
+	db $22, $05, $07, $0a, $00, $0c, $13, $11, $03, $05, $01, $00, $0a, $03, $03, $00
+	db $0a, $08, $13, $0a, $03, $0a, $00, $04, $08, $0b, $03, $0f, $0b, $00, $13, $07
+
+BlkPacket_9ac6:
+	db $21, $01, $07, $05, $00, $01, $07, $07, $00, $00, $00, $00, $00, $00, $00, $00
+
+BlkPacket_9ad6:
+	db $21, $01, $07, $05, $0b, $01, $13, $02, $00, $00, $00, $00, $00, $00, $00, $00
+
+BlkPacket_9ae6:
+	db $21, $01, $07, $05, $01, $01, $08, $08, $00, $00, $00, $00, $00, $00, $00, $00
+
+BlkPacket_9af6:
+	db $21, $01, $07, $05, $07, $05, $0d, $0b, $00, $00, $00, $00, $00, $00, $00, $00
+
+BlkPacket_9b06:
+	db $22, $05, $03, $05, $00, $00, $13, $0b, $03, $0a, $00, $04, $13, $09, $02, $0f
+	db $00, $06, $13, $07, $03, $00, $04, $04, $0f, $09, $03, $00, $00, $0c, $13, $11
+
+BlkPacket_9b26:
+	db $23, $07, $07, $10, $00, $00, $02, $0c, $02, $00, $0c, $00, $12, $01, $02, $00
+	db $0c, $02, $12, $03, $02, $00, $0c, $04, $12, $05, $02, $00, $0c, $06, $12, $07
+	db $02, $00, $0c, $08, $12, $09, $02, $00, $0c, $0a, $12, $0b, $00, $00, $00, $00
+
+BlkPacket_9b56:
+	db $22, $03, $07, $20, $00, $00, $13, $04, $03, $0f, $00, $06, $13, $11, $03, $05
+	db $0f, $01, $12, $04, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+BlkPacket_9b76:
+	db $21, $01, $07, $10, $00, $00, $13, $05, $00, $00, $00, $00, $00, $00, $00, $00
+
+BlkPacket_9b86:
+	db $21, $02, $07, $0a, $00, $04, $13, $0d, $03, $05, $00, $06, $13, $0b, $00, $00
diff --git a/data/palettes/exp_bar.pal b/data/palettes/exp_bar.pal
new file mode 100644
index 000000000..831bbda95
--- /dev/null
+++ b/data/palettes/exp_bar.pal
@@ -0,0 +1,3 @@
+; blue
+	RGB 30, 26, 15
+	RGB 04, 17, 31
diff --git a/data/palettes/hp_bar.pal b/data/palettes/hp_bar.pal
new file mode 100644
index 000000000..909be8efd
--- /dev/null
+++ b/data/palettes/hp_bar.pal
@@ -0,0 +1,9 @@
+; green
+	RGB 30, 26, 15
+	RGB 00, 23, 00
+; yellow
+	RGB 30, 26, 15
+	RGB 31, 21, 00
+; red
+	RGB 30, 26, 15
+	RGB 31, 00, 00
diff --git a/data/palettes/overworld/bg_text.pal b/data/palettes/overworld/bg_text.pal
new file mode 100644
index 000000000..39a4a194c
--- /dev/null
+++ b/data/palettes/overworld/bg_text.pal
@@ -0,0 +1,4 @@
+	RGB 31, 31, 31
+	RGB 08, 19, 28
+	RGB 05, 05, 16
+	RGB 00, 00, 00
diff --git a/data/palettes/map_objects.pal b/data/palettes/overworld/map_objects.pal
similarity index 98%
rename from data/palettes/map_objects.pal
rename to data/palettes/overworld/map_objects.pal
index a6e20d7f0..b0f33479a 100644
--- a/data/palettes/map_objects.pal
+++ b/data/palettes/overworld/map_objects.pal
@@ -1,4 +1,4 @@
-	; morn
+; morn
 	RGB 28,31,16, 31,19,10, 31,07,01, 00,00,00 ; red
 	RGB 28,31,16, 31,19,10, 10,09,31, 00,00,00 ; blue
 	RGB 28,31,16, 31,19,10, 07,23,03, 00,00,00 ; green
@@ -8,7 +8,7 @@
 	RGB 22,31,10, 12,25,01, 05,14,00, 07,07,07 ; tree
 	RGB 28,31,16, 24,18,07, 20,15,03, 07,07,07 ; rock
 
-	; day
+; day
 	RGB 27,31,27, 31,19,10, 31,07,01, 00,00,00 ; red
 	RGB 27,31,27, 31,19,10, 10,09,31, 00,00,00 ; blue
 	RGB 27,31,27, 31,19,10, 07,23,03, 00,00,00 ; green
@@ -18,7 +18,7 @@
 	RGB 22,31,10, 12,25,01, 05,14,00, 07,07,07 ; tree
 	RGB 27,31,27, 24,18,07, 20,15,03, 07,07,07 ; rock
 
-	; nite
+; nite
 	RGB 15,14,24, 31,19,10, 31,07,01, 00,00,00 ; red
 	RGB 15,14,24, 31,19,10, 10,09,31, 00,00,00 ; blue
 	RGB 15,14,24, 31,19,10, 07,23,03, 00,00,00 ; green
@@ -28,7 +28,7 @@
 	RGB 15,14,24, 08,13,19, 00,11,13, 00,00,00 ; tree
 	RGB 15,14,24, 12,09,15, 08,04,05, 00,00,00 ; rock
 
-	; dark
+; dark
 	RGB 01,01,02, 31,19,10, 31,07,01, 00,00,00 ; red
 	RGB 01,01,02, 31,19,10, 10,09,31, 00,00,00 ; blue
 	RGB 01,01,02, 31,19,10, 07,23,03, 00,00,00 ; green
diff --git a/data/palettes/roofs.pal b/data/palettes/overworld/roofs.pal
similarity index 100%
rename from data/palettes/roofs.pal
rename to data/palettes/overworld/roofs.pal
diff --git a/data/palettes/overworld/tileset_bg.pal b/data/palettes/overworld/tileset_bg.pal
new file mode 100644
index 000000000..e56746536
--- /dev/null
+++ b/data/palettes/overworld/tileset_bg.pal
@@ -0,0 +1,61 @@
+; morn
+	RGB 28,31,16, 21,21,21, 13,13,13, 07,07,07 ; gray
+	RGB 28,31,16, 31,19,24, 30,10,06, 07,07,07 ; red
+	RGB 22,31,10, 12,25,01, 05,14,00, 07,07,07 ; green
+	RGB 31,31,31, 08,12,31, 01,04,31, 07,07,07 ; water
+	RGB 28,31,16, 31,31,07, 31,16,01, 07,07,07 ; yellow
+	RGB 28,31,16, 24,18,07, 20,15,03, 07,07,07 ; brown
+	RGB 28,31,16, 15,31,31, 05,17,31, 07,07,07 ; roof
+	RGB 31,31,16, 31,31,16, 14,09,00, 00,00,00 ; text
+
+; day
+	RGB 27,31,27, 21,21,21, 13,13,13, 07,07,07 ; gray
+	RGB 27,31,27, 31,19,24, 30,10,06, 07,07,07 ; red
+	RGB 22,31,10, 12,25,01, 05,14,00, 07,07,07 ; green
+	RGB 31,31,31, 08,12,31, 01,04,31, 07,07,07 ; water
+	RGB 27,31,27, 31,31,07, 31,16,01, 07,07,07 ; yellow
+	RGB 27,31,27, 24,18,07, 20,15,03, 07,07,07 ; brown
+	RGB 27,31,27, 15,31,31, 05,17,31, 07,07,07 ; roof
+	RGB 31,31,16, 31,31,16, 14,09,00, 00,00,00 ; text
+
+; nite
+	RGB 15,14,24, 11,11,19, 07,07,12, 00,00,00 ; gray
+	RGB 15,14,24, 14,07,17, 13,00,08, 00,00,00 ; red
+	RGB 15,14,24, 08,13,19, 00,11,13, 00,00,00 ; green
+	RGB 15,14,24, 05,05,17, 03,03,10, 00,00,00 ; water
+	RGB 30,30,11, 16,14,18, 16,14,10, 00,00,00 ; yellow
+	RGB 15,14,24, 12,09,15, 08,04,05, 00,00,00 ; brown
+	RGB 15,14,24, 13,12,23, 11,09,20, 00,00,00 ; roof
+	RGB 31,31,16, 31,31,16, 14,09,00, 00,00,00 ; text
+
+; dark
+	RGB 01,01,02, 00,00,00, 00,00,00, 00,00,00 ; gray
+	RGB 01,01,02, 00,00,00, 00,00,00, 00,00,00 ; red
+	RGB 01,01,02, 00,00,00, 00,00,00, 00,00,00 ; green
+	RGB 01,01,02, 00,00,00, 00,00,00, 00,00,00 ; water
+	RGB 30,30,11, 00,00,00, 00,00,00, 00,00,00 ; yellow
+	RGB 01,01,02, 00,00,00, 00,00,00, 00,00,00 ; brown
+	RGB 01,01,02, 00,00,00, 00,00,00, 00,00,00 ; roof
+	RGB 31,31,16, 31,31,16, 14,09,00, 00,00,00 ; text
+
+; indoor
+	RGB 30,28,26, 19,19,19, 13,13,13, 07,07,07 ; gray
+	RGB 30,28,26, 31,19,24, 30,10,06, 07,07,07 ; red
+	RGB 18,24,09, 15,20,01, 09,13,00, 07,07,07 ; green
+	RGB 30,28,26, 15,16,31, 09,09,31, 07,07,07 ; water
+	RGB 30,28,26, 31,31,07, 31,16,01, 07,07,07 ; yellow
+	RGB 26,24,17, 21,17,07, 16,13,03, 07,07,07 ; brown
+	RGB 30,28,26, 17,19,31, 14,16,31, 07,07,07 ; roof
+	RGB 31,31,16, 31,31,16, 14,09,00, 00,00,00 ; text
+
+; overworld water
+; morn/day
+	RGB 23, 23, 31
+	RGB 18, 19, 31
+	RGB 13, 12, 31
+	RGB 07, 07, 07
+; nite
+	RGB 15, 13, 27
+	RGB 10, 09, 20
+	RGB 04, 03, 18
+	RGB 00, 00, 00
\ No newline at end of file
diff --git a/data/palettes/pal_packets.asm b/data/palettes/pal_packets.asm
new file mode 100644
index 000000000..57cd9e492
--- /dev/null
+++ b/data/palettes/pal_packets.asm
@@ -0,0 +1,113 @@
+PalPacket_9b96:
+	db $51, $48, $00, $49, $00, $4a, $00, $4b, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9ba6:
+	db $51, $2b, $00, $24, $00, $20, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9bb6:
+	db $51, $41, $00, $42, $00, $43, $00, $44, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9bc6:
+	db $51, $4c, $00, $4c, $00, $4c, $00, $4c, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9bd6:
+	db $51, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9be6:
+	db $51, $36, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9bf6:
+	db $51, $37, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9c06:
+	db $51, $38, $00, $39, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9c16:
+	db $51, $3a, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9c26:
+	db $51, $3b, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9c36:
+	db $51, $3c, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9c46:
+	db $51, $39, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9c56:
+	db $51, $2e, $00, $2f, $00, $30, $00, $31, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9c66:
+	db $51, $1a, $00, $1a, $00, $1a, $00, $1a, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9c76:
+	db $51, $32, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9c86:
+	db $51, $3c, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9c96:
+	db $51, $3d, $00, $3e, $00, $3f, $00, $40, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9ca6:
+	db $51, $33, $00, $34, $00, $1b, $00, $1f, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9cb6:
+	db $51, $1b, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9cc6:
+	db $51, $1c, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9cd6:
+	db $51, $35, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9ce6:
+	db $01, $ff, $7f, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9cf6:
+	db $09, $ff, $7f, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9d06:
+	db $59, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9d16:
+	db $89, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9d26:
+	db $89, $01, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9d36:
+	db $99, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9d46:
+	db $a1, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9d56:
+	db $b9, $01, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9d66:
+	db $b9, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9d76:
+	db $79, $5d, $08, $00, $0b, $8c, $d0, $f4, $60, $00, $00, $00, $00, $00, $00, $00
+
+PalPacket_9d86:
+	db $79, $52, $08, $00, $0b, $a9, $e7, $9f, $01, $c0, $7e, $e8, $e8, $e8, $e8, $e0
+
+PalPacket_9d96:
+	db $79, $47, $08, $00, $0b, $c4, $d0, $16, $a5, $cb, $c9, $05, $d0, $10, $a2, $28
+
+PalPacket_9da6:
+	db $79, $3c, $08, $00, $0b, $f0, $12, $a5, $c9, $c9, $c8, $d0, $1c, $a5, $ca, $c9
+
+PalPacket_9db6:
+	db $79, $31, $08, $00, $0b, $0c, $a5, $ca, $c9, $7e, $d0, $06, $a5, $cb, $c9, $7e
+
+PalPacket_9dc6:
+	db $79, $26, $08, $00, $0b, $39, $cd, $48, $0c, $d0, $34, $a5, $c9, $c9, $80, $d0
+
+PalPacket_9dd6:
+	db $79, $1b, $08, $00, $0b, $ea, $ea, $ea, $ea, $ea, $a9, $01, $cd, $4f, $0c, $d0
+
+PalPacket_9de6:
+	db $79, $10, $08, $00, $0b, $4c, $20, $08, $ea, $ea, $ea, $ea, $ea, $60, $ea, $ea
diff --git a/data/palettes/predef.pal b/data/palettes/predef.pal
index 6975f17a2..15d9000fb 100644
--- a/data/palettes/predef.pal
+++ b/data/palettes/predef.pal
@@ -1,393 +1,394 @@
+; $00
 	RGB 31, 31, 31
 	RGB 22, 25, 19
 	RGB 16, 21, 30
 	RGB 00, 00, 00
-
+; $01
 	RGB 31, 31, 31
 	RGB 27, 28, 31
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $02
 	RGB 31, 31, 31
 	RGB 24, 28, 19
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $03
 	RGB 31, 31, 31
 	RGB 24, 24, 24
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $04
 	RGB 31, 31, 31
 	RGB 21, 23, 31
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $05
 	RGB 31, 31, 31
 	RGB 24, 21, 27
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $06
 	RGB 31, 31, 31
 	RGB 31, 24, 16
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $07
 	RGB 31, 31, 31
 	RGB 25, 30, 26
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $08
 	RGB 31, 31, 31
 	RGB 31, 25, 31
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $09
 	RGB 31, 31, 31
 	RGB 31, 20, 19
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $0a
 	RGB 31, 31, 31
 	RGB 31, 26, 19
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $0b
 	RGB 31, 31, 31
 	RGB 27, 28, 27
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $0c
 	RGB 31, 31, 31
 	RGB 24, 30, 23
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $0d
 	RGB 31, 31, 31
 	RGB 29, 24, 29
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $0e
 	RGB 31, 31, 31
 	RGB 26, 23, 29
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $0f
 	RGB 31, 31, 31
 	RGB 25, 23, 20
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $10
 	RGB 31, 31, 31
 	RGB 29, 26, 18
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $11
 	RGB 31, 31, 31
 	RGB 31, 21, 18
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $12
 	RGB 31, 31, 31
 	RGB 26, 25, 31
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $13
 	RGB 31, 31, 31
 	RGB 22, 21, 31
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $14
 	RGB 31, 31, 31
 	RGB 22, 25, 21
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $15
 	RGB 31, 31, 31
 	RGB 21, 21, 22
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $16
 	RGB 31, 31, 31
 	RGB 31, 20, 20
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $17
 	RGB 31, 31, 31
 	RGB 26, 26, 26
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $18
 	RGB 31, 31, 31
 	RGB 21, 14, 09
 	RGB 15, 20, 20
 	RGB 00, 00, 00
-
+; $19
 	RGB 31, 31, 31
 	RGB 12, 28, 22
 	RGB 15, 20, 20
 	RGB 00, 00, 00
-
+; $1a
 	RGB 31, 31, 31
 	RGB 07, 07, 07
 	RGB 02, 03, 03
 	RGB 00, 00, 00
-
+; $1b
 	RGB 31, 31, 31
 	RGB 30, 22, 17
 	RGB 16, 14, 19
 	RGB 00, 00, 00
-
+; $1c
 	RGB 31, 31, 31
 	RGB 18, 20, 27
 	RGB 11, 15, 23
 	RGB 00, 00, 00
-
+; $1d
 	RGB 31, 31, 31
 	RGB 31, 20, 10
 	RGB 26, 10, 06
 	RGB 00, 00, 00
-
+; $1e
 	RGB 31, 31, 31
 	RGB 21, 25, 29
 	RGB 14, 19, 25
 	RGB 00, 00, 00
-
+; $1f
 	RGB 31, 31, 31
 	RGB 27, 22, 24
 	RGB 21, 15, 23
 	RGB 00, 00, 00
-
+; $20
 	RGB 31, 31, 31
 	RGB 28, 20, 15
 	RGB 21, 14, 09
 	RGB 00, 00, 00
-
+; $21
 	RGB 31, 31, 31
 	RGB 20, 26, 16
 	RGB 09, 20, 11
 	RGB 00, 00, 00
-
+; $22
 	RGB 31, 31, 31
 	RGB 30, 22, 24
 	RGB 28, 15, 21
 	RGB 00, 00, 00
-
+; $23
 	RGB 31, 31, 31
 	RGB 31, 28, 14
 	RGB 26, 20, 00
 	RGB 00, 00, 00
-
+; $24
 	RGB 31, 31, 31
 	RGB 26, 21, 22
 	RGB 15, 15, 18
 	RGB 00, 00, 00
-
+; $25
 	RGB 31, 31, 31
 	RGB 23, 19, 13
 	RGB 14, 12, 17
 	RGB 00, 00, 00
-
+; $26
 	RGB 31, 31, 31
 	RGB 16, 18, 21
 	RGB 10, 12, 18
 	RGB 00, 00, 00
-
+; $27
 	RGB 31, 31, 31
 	RGB 22, 15, 16
 	RGB 17, 02, 05
 	RGB 00, 00, 00
-
+; $28
 	RGB 31, 31, 31
 	RGB 15, 20, 20
 	RGB 05, 16, 16
 	RGB 00, 00, 00
-
+; $29
 	RGB 31, 31, 31
 	RGB 23, 15, 19
 	RGB 14, 04, 12
 	RGB 00, 00, 00
-
+; $2a
 	RGB 31, 31, 31
 	RGB 20, 17, 18
 	RGB 18, 13, 11
 	RGB 00, 00, 00
-
+; $2b
 	RGB 31, 31, 31
 	RGB 23, 21, 16
 	RGB 12, 12, 10
 	RGB 00, 00, 00
-
+; $2c
 	RGB 31, 31, 31
 	RGB 21, 25, 29
 	RGB 30, 22, 24
 	RGB 00, 00, 00
-
+; $2d
 	RGB 31, 31, 31
 	RGB 26, 23, 16
 	RGB 29, 14, 09
 	RGB 00, 00, 00
-
+; $2e
 	RGB 31, 31, 31
 	RGB 18, 18, 18
 	RGB 10, 10, 10
 	RGB 00, 00, 00
-
+; $2f
 	RGB 31, 31, 31
 	RGB 30, 26, 15
 	RGB 00, 23, 00
 	RGB 00, 00, 00
-
+; $30
 	RGB 31, 31, 31
 	RGB 30, 26, 15
 	RGB 31, 23, 00
 	RGB 00, 00, 00
-
+; $31
 	RGB 31, 31, 31
 	RGB 30, 26, 15
 	RGB 31, 00, 00
 	RGB 00, 00, 00
-
+; $32
 	RGB 31, 31, 31
 	RGB 29, 26, 19
 	RGB 27, 20, 14
 	RGB 00, 00, 00
-
+; $33
 	RGB 31, 31, 31
 	RGB 24, 20, 10
 	RGB 21, 00, 04
 	RGB 00, 00, 00
-
+; $34
 	RGB 31, 31, 31
 	RGB 31, 20, 10
 	RGB 21, 00, 04
 	RGB 00, 00, 00
-
+; $35
 	RGB 31, 31, 31
 	RGB 30, 26, 16
 	RGB 16, 12, 09
 	RGB 00, 00, 00
-
+; $36
 	RGB 31, 31, 31
 	RGB 15, 28, 26
 	RGB 12, 22, 26
 	RGB 03, 16, 14
-
+; $37
 	RGB 31, 31, 31
 	RGB 15, 28, 26
 	RGB 23, 24, 24
 	RGB 00, 00, 00
-
+; $38
 	RGB 31, 31, 24
 	RGB 07, 27, 19
 	RGB 26, 20, 10
 	RGB 19, 12, 08
-
+; $39
 	RGB 31, 31, 31
 	RGB 31, 28, 14
 	RGB 31, 13, 31
 	RGB 00, 00, 00
-
+; $3a
 	RGB 31, 31, 31
 	RGB 16, 18, 21
 	RGB 10, 12, 18
 	RGB 00, 00, 00
-
+; $3b
 	RGB 31, 31, 31
 	RGB 23, 21, 16
 	RGB 12, 12, 10
 	RGB 00, 00, 00
-
+; $3c
 	RGB 31, 31, 31
 	RGB 31, 14, 00
 	RGB 07, 11, 15
 	RGB 00, 00, 00
-
+; $3d
 	RGB 31, 31, 31
 	RGB 26, 21, 22
 	RGB 26, 10, 06
 	RGB 00, 00, 00
-
+; $3e
 	RGB 31, 31, 31
 	RGB 30, 27, 04
 	RGB 24, 20, 11
 	RGB 00, 00, 00
-
+; $3f
 	RGB 31, 31, 31
 	RGB 31, 13, 25
 	RGB 24, 20, 11
 	RGB 00, 00, 00
-
+; $40
 	RGB 31, 31, 31
 	RGB 16, 19, 29
 	RGB 24, 20, 11
 	RGB 00, 00, 00
-
+; $41
 	RGB 31, 31, 31
 	RGB 30, 22, 24
 	RGB 18, 18, 18
 	RGB 16, 10, 07
-
+; $42
 	RGB 31, 31, 31
 	RGB 21, 25, 29
 	RGB 18, 18, 18
 	RGB 16, 10, 07
-
+; $43
 	RGB 31, 31, 31
 	RGB 20, 26, 16
 	RGB 18, 18, 18
 	RGB 16, 10, 07
-
+; $44
 	RGB 31, 31, 31
 	RGB 31, 28, 14
 	RGB 18, 18, 18
 	RGB 16, 10, 07
-
+; $45
 	RGB 31, 31, 31
 	RGB 18, 18, 18
 	RGB 26, 10, 06
 	RGB 00, 00, 00
-
+; $46
 	RGB 31, 31, 31
 	RGB 30, 22, 24
 	RGB 28, 15, 21
 	RGB 00, 00, 00
-
+; $47
 	RGB 31, 31, 31
 	RGB 26, 20, 00
 	RGB 16, 19, 29
 	RGB 00, 00, 00
-
+; $48
 	RGB 31, 31, 31
 	RGB 16, 02, 30
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $49
 	RGB 31, 31, 31
 	RGB 16, 13, 04
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $4a
 	RGB 31, 31, 31
 	RGB 28, 04, 02
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $4b
 	RGB 31, 31, 31
 	RGB 18, 23, 31
 	RGB 15, 20, 31
 	RGB 00, 00, 00
-
+; $4c
 	RGB 31, 31, 31
 	RGB 24, 20, 11
 	RGB 18, 13, 11
 	RGB 00, 00, 00
-
+; $4d
 	RGB 31, 31, 31
 	RGB 31, 31, 31
 	RGB 25, 30, 00
 	RGB 25, 30, 00
-
+; $4e
 	RGB 00, 00, 00
 	RGB 08, 11, 11
 	RGB 21, 21, 21
diff --git a/data/palettes/tileset_bg.pal b/data/palettes/tileset_bg.pal
deleted file mode 100644
index 3cd14d142..000000000
--- a/data/palettes/tileset_bg.pal
+++ /dev/null
@@ -1,227 +0,0 @@
-; morn
-
-; gray
-	RGB 28, 31, 16
-	RGB 21, 21, 21
-	RGB 13, 13, 13
-	RGB 07, 07, 07
-; red
-	RGB 28, 31, 16
-	RGB 31, 19, 24
-	RGB 30, 10, 06
-	RGB 07, 07, 07
-; green
-	RGB 22, 31, 10
-	RGB 12, 25, 01
-	RGB 05, 14, 00
-	RGB 07, 07, 07
-; water
-	RGB 31, 31, 31
-	RGB 08, 12, 31
-	RGB 01, 04, 31
-	RGB 07, 07, 07
-; yellow
-	RGB 28, 31, 16
-	RGB 31, 31, 07
-	RGB 31, 16, 01
-	RGB 07, 07, 07
-; brown
-	RGB 28, 31, 16
-	RGB 24, 18, 07
-	RGB 20, 15, 03
-	RGB 07, 07, 07
-; roof
-	RGB 28, 31, 16
-	RGB 15, 31, 31
-	RGB 05, 17, 31
-	RGB 07, 07, 07
-; text
-	RGB 31, 31, 16
-	RGB 31, 31, 16
-	RGB 14, 09, 00
-	RGB 00, 00, 00
-
-; day
-
-; gray
-	RGB 27, 31, 27
-	RGB 21, 21, 21
-	RGB 13, 13, 13
-	RGB 07, 07, 07
-; red
-	RGB 27, 31, 27
-	RGB 31, 19, 24
-	RGB 30, 10, 06
-	RGB 07, 07, 07
-; green
-	RGB 22, 31, 10
-	RGB 12, 25, 01
-	RGB 05, 14, 00
-	RGB 07, 07, 07
-; water
-	RGB 31, 31, 31
-	RGB 08, 12, 31
-	RGB 01, 04, 31
-	RGB 07, 07, 07
-; yellow
-	RGB 27, 31, 27
-	RGB 31, 31, 07
-	RGB 31, 16, 01
-	RGB 07, 07, 07
-; brown
-	RGB 27, 31, 27
-	RGB 24, 18, 07
-	RGB 20, 15, 03
-	RGB 07, 07, 07
-; roof
-	RGB 27, 31, 27
-	RGB 15, 31, 31
-	RGB 05, 17, 31
-	RGB 07, 07, 07
-; text
-	RGB 31, 31, 16
-	RGB 31, 31, 16
-	RGB 14, 09, 00
-	RGB 00, 00, 00
-
-; nite
-
-; gray
-	RGB 15, 14, 24
-	RGB 11, 11, 19
-	RGB 07, 07, 12
-	RGB 00, 00, 00
-; red
-	RGB 15, 14, 24
-	RGB 14, 07, 17
-	RGB 13, 00, 08
-	RGB 00, 00, 00
-; green
-	RGB 15, 14, 24
-	RGB 08, 13, 19
-	RGB 00, 11, 13
-	RGB 00, 00, 00
-; water
-	RGB 15, 14, 24
-	RGB 05, 05, 17
-	RGB 03, 03, 10
-	RGB 00, 00, 00
-; yellow
-	RGB 30, 30, 11
-	RGB 16, 14, 18
-	RGB 16, 14, 10
-	RGB 00, 00, 00
-; brown
-	RGB 15, 14, 24
-	RGB 12, 09, 15
-	RGB 08, 04, 05
-	RGB 00, 00, 00
-; roof
-	RGB 15, 14, 24
-	RGB 13, 12, 23
-	RGB 11, 09, 20
-	RGB 00, 00, 00
-; text
-	RGB 31, 31, 16
-	RGB 31, 31, 16
-	RGB 14, 09, 00
-	RGB 00, 00, 00
-
-; dark
-
-; gray
-	RGB 01, 01, 02
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-; red
-	RGB 01, 01, 02
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-; green
-	RGB 01, 01, 02
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-; water
-	RGB 01, 01, 02
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-; yellow
-	RGB 30, 30, 11
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-; brown
-	RGB 01, 01, 02
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-; roof
-	RGB 01, 01, 02
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-	RGB 00, 00, 00
-; text
-	RGB 31, 31, 16
-	RGB 31, 31, 16
-	RGB 14, 09, 00
-	RGB 00, 00, 00
-
-; indoor
-
-; gray
-	RGB 30, 28, 26
-	RGB 19, 19, 19
-	RGB 13, 13, 13
-	RGB 07, 07, 07
-; red
-	RGB 30, 28, 26
-	RGB 31, 19, 24
-	RGB 30, 10, 06
-	RGB 07, 07, 07
-; green
-	RGB 18, 24, 09
-	RGB 15, 20, 01
-	RGB 09, 13, 00
-	RGB 07, 07, 07
-; water
-	RGB 30, 28, 26
-	RGB 15, 16, 31
-	RGB 09, 09, 31
-	RGB 07, 07, 07
-; yellow
-	RGB 30, 28, 26
-	RGB 31, 31, 07
-	RGB 31, 16, 01
-	RGB 07, 07, 07
-; brown
-	RGB 26, 24, 17
-	RGB 21, 17, 07
-	RGB 16, 13, 03
-	RGB 07, 07, 07
-; roof
-	RGB 30, 28, 26
-	RGB 17, 19, 31
-	RGB 14, 16, 31
-	RGB 07, 07, 07
-; text
-	RGB 31, 31, 16
-	RGB 31, 31, 16
-	RGB 14, 09, 00
-	RGB 00, 00, 00
-
-; overworld water
-
-; morn/day
-	RGB 23, 23, 31
-	RGB 18, 19, 31
-	RGB 13, 12, 31
-	RGB 07, 07, 07
-; nite
-	RGB 15, 13, 27
-	RGB 10, 09, 20
-	RGB 04, 03, 18
-	RGB 00, 00, 00
diff --git a/data/palettes/49757.pal b/data/palettes/unknown/49757.pal
similarity index 100%
rename from data/palettes/49757.pal
rename to data/palettes/unknown/49757.pal
diff --git a/data/palettes/unknown/4985a.asm b/data/palettes/unknown/4985a.asm
new file mode 100644
index 000000000..35f272227
--- /dev/null
+++ b/data/palettes/unknown/4985a.asm
@@ -0,0 +1,15 @@
+	db $ab, $03, $57, $24, $ac, $0e, $13, $32
+
+	db $be, $30, $5b, $4c, $47, $60, $ed, $f2
+
+	db $ab, $03, $55, $26, $aa, $0a, $13, $3a
+
+	db $be, $28, $33, $24, $6e, $71, $df, $b0
+
+	db $a8, $00, $e5, $e0, $9a, $fc, $f4, $2c
+
+	db $fe, $4c, $a3, $5e, $c6, $3a, $ab, $4d
+
+	db $a8, $00, $b5, $b0, $de, $e8, $fc, $1c
+
+	db $ba, $66, $f7, $0e, $ba, $5e, $43, $bd
diff --git a/data/palettes/b6f1.pal b/data/palettes/unknown/b6f1.pal
similarity index 100%
rename from data/palettes/b6f1.pal
rename to data/palettes/unknown/b6f1.pal
diff --git a/data/palettes/b719.pal b/data/palettes/unknown/b719.pal
similarity index 100%
rename from data/palettes/b719.pal
rename to data/palettes/unknown/b719.pal
diff --git a/data/palettes/b789.pal b/data/palettes/unknown/b789.pal
similarity index 100%
rename from data/palettes/b789.pal
rename to data/palettes/unknown/b789.pal
diff --git a/data/sgb_border_map.asm b/data/sgb_border_map.asm
index d9efb8ead..18e6c7740 100644
--- a/data/sgb_border_map.asm
+++ b/data/sgb_border_map.asm
@@ -1,4 +1,4 @@
-
+SGBBorderMap:
 	db $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $14, $14, $15, $14, $16, $14, $17, $14, $17, $54, $16, $54, $15, $54, $14, $54, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14
 	db $01, $14, $02, $14, $03, $14, $03, $54, $02, $54, $01, $54, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $24, $14, $25, $14, $26, $14, $07, $14, $07, $54, $26, $54, $25, $54, $24, $54, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $54, $01, $14, $02, $14, $03, $14, $03, $54, $02, $54, $01, $54
 	db $11, $14, $12, $14, $13, $14, $13, $54, $12, $54, $11, $54, $10, $54, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $24, $14, $34, $14, $35, $14, $35, $54, $34, $54, $33, $54, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $07, $14, $10, $14, $11, $14, $12, $14, $13, $14, $13, $54, $12, $54, $11, $54
diff --git a/data/unown_words.asm b/data/unown_words.asm
index a36dea6d1..e70f72356 100644
--- a/data/unown_words.asm
+++ b/data/unown_words.asm
@@ -38,15 +38,15 @@ UnownWords: ; fba5a
 	dw UnownWord26
 ; fba90
 
-UnownWord1:	 unownword "ANGRY"
-UnownWord2:	 unownword "BEAR"
-UnownWord3:	 unownword "CHASE"
-UnownWord4:	 unownword "DIRECT"
-UnownWord5:	 unownword "ENGAGE"
-UnownWord6:	 unownword "FIND"
-UnownWord7:	 unownword "GIVE"
-UnownWord8:	 unownword "HELP"
-UnownWord9:	 unownword "INCREASE"
+UnownWord1:  unownword "ANGRY"
+UnownWord2:  unownword "BEAR"
+UnownWord3:  unownword "CHASE"
+UnownWord4:  unownword "DIRECT"
+UnownWord5:  unownword "ENGAGE"
+UnownWord6:  unownword "FIND"
+UnownWord7:  unownword "GIVE"
+UnownWord8:  unownword "HELP"
+UnownWord9:  unownword "INCREASE"
 UnownWord10: unownword "JOIN"
 UnownWord11: unownword "KEEP"
 UnownWord12: unownword "LAUGH"
diff --git a/engine/cgb_layouts.asm b/engine/cgb_layouts.asm
index 05834d35f..93e2c4434 100644
--- a/engine/cgb_layouts.asm
+++ b/engine/cgb_layouts.asm
@@ -145,7 +145,7 @@ _CGB_FinishBattleScreenLayout: ; 8e23
 	ld bc, 6 * SCREEN_WIDTH
 	ld a, PAL_BATTLE_BG_TEXT
 	call ByteFill
-	ld hl, Palettes_979c
+	ld hl, BattleObjectPals
 	ld de, UnknOBPals palette PAL_BATTLE_OB_GRAY
 	ld bc, 6 palettes
 	ld a, BANK(UnknOBPals)
@@ -621,8 +621,8 @@ _CGB_Evolution: ; 91e4
 	ld a, [PlayerHPPal]
 	call GetPlayerOrMonPalettePointer
 	call LoadPalette_White_Col1_Col2_Black
-	ld hl, Palettes_979c
-	ld de, UnknOBPals palette 2
+	ld hl, BattleObjectPals
+	ld de, UnknOBPals palette PAL_BATTLE_OB_GRAY
 	ld bc, 6 palettes
 	ld a, BANK(UnknOBPals)
 	call FarCopyWRAM
diff --git a/engine/color.asm b/engine/color.asm
index afa8fe2e7..132466d29 100644
--- a/engine/color.asm
+++ b/engine/color.asm
@@ -43,6 +43,7 @@ CheckShininess:
 	and a
 	ret
 
+; unreferenced
 CheckContestMon:
 ; Check a mon's DVs at hl in the bug catching contest.
 ; Return carry if its DVs are good enough to place in the contest.
@@ -108,7 +109,8 @@ InitPartyMenuPalettes:
 	call WipeAttrMap
 	ret
 
-SGB_ApplyPartyMenuHPPals: ; 8ade SGB layout $fc
+; SGB layout for SCGB_PARTY_MENU_HP_PALS
+SGB_ApplyPartyMenuHPPals: ; 8ade
 	ld hl, wHPPals
 	ld a, [wSGBPals]
 	ld e, a
@@ -343,11 +345,11 @@ ApplyHPBarPals:
 	ret
 
 .Enemy:
-	ld de, BGPals + 2 palettes + 2
+	ld de, BGPals palette PAL_BATTLE_BG_ENEMY_HP + 2
 	jr .okay
 
 .Player:
-	ld de, BGPals + 3 palettes + 2
+	ld de, BGPals palette PAL_BATTLE_BG_PLAYER_HP + 2
 
 .okay
 	ld l, c
@@ -395,11 +397,11 @@ LoadStatsScreenPals:
 	ld a, $5
 	ld [rSVBK], a
 	ld a, [hli]
-	ld [UnknBGPals], a
-	ld [UnknBGPals + 8 * 2], a
+	ld [UnknBGPals palette 0], a
+	ld [UnknBGPals palette 2], a
 	ld a, [hl]
-	ld [UnknBGPals + 1], a
-	ld [UnknBGPals + 8 * 2 + 1], a
+	ld [UnknBGPals palette 0 + 1], a
+	ld [UnknBGPals palette 2 + 1], a
 	pop af
 	ld [rSVBK], a
 	call ApplyPals
@@ -457,7 +459,7 @@ Function95f0:
 ; XXX
 	ld hl, .Palette
 	ld de, UnknBGPals
-	ld bc, 8
+	ld bc, 1 palettes
 	ld a, $5
 	call FarCopyWRAM
 	call ApplyPals
@@ -521,10 +523,10 @@ LoadPalette_White_Col1_Col2_Black:
 	ld a, $5
 	ld [rSVBK], a
 
-	ld a, $7fff % $100
+	ld a, (palred 31 + palgreen 31 + palblue 31) % $100
 	ld [de], a
 	inc de
-	ld a, $7fff / $100
+	ld a, (palred 31 + palgreen 31 + palblue 31) / $100
 	ld [de], a
 	inc de
 
@@ -574,7 +576,7 @@ ResetBGPals:
 	ld [rSVBK], a
 
 	ld hl, UnknBGPals
-	ld c, 8
+	ld c, 1 palettes
 .loop
 	ld a, $ff
 	ld [hli], a
@@ -655,7 +657,8 @@ ApplyAttrMap:
 	ld [rVBK], a
 	ret
 
-CGB_ApplyPartyMenuHPPals: ; 96f3 CGB layout $fc
+; CGB layout for SCGB_PARTY_MENU_HP_PALS
+CGB_ApplyPartyMenuHPPals: ; 96f3
 	ld hl, wHPPals
 	ld a, [wSGBPals]
 	ld e, a
@@ -746,7 +749,7 @@ GetMonPalettePointer_:
 Function9779: mobile
 	call CheckCGB
 	ret z
-	ld hl, Palettes_979c
+	ld hl, BattleObjectPals
 	ld a, $90
 	ld [rOBPI], a
 	ld c, 6 palettes
@@ -755,15 +758,15 @@ Function9779: mobile
 	ld [rOBPD], a
 	dec c
 	jr nz, .loop
-	ld hl, Palettes_979c
+	ld hl, BattleObjectPals
 	ld de, UnknOBPals palette 2
 	ld bc, 2 palettes
 	ld a, $5
 	call FarCopyWRAM
 	ret
 
-Palettes_979c:
-INCLUDE "data/palettes/979c.pal"
+BattleObjectPals:
+INCLUDE "data/palettes/battle_objects.pal"
 
 Function97cc:
 ; XXX
@@ -909,9 +912,9 @@ InitCGBPals::
 	ld [rBGPI], a
 	ld c, 4 * 8
 .bgpals_loop
-	ld a, $7fff % $100
+	ld a, (palred 31 + palgreen 31 + palblue 31) % $100
 	ld [rBGPD], a
-	ld a, $7fff / $100
+	ld a, (palred 31 + palgreen 31 + palblue 31) / $100
 	ld [rBGPD], a
 	dec c
 	jr nz, .bgpals_loop
@@ -919,9 +922,9 @@ InitCGBPals::
 	ld [rOBPI], a
 	ld c, 4 * 8
 .obpals_loop
-	ld a, $7fff % $100
+	ld a, (palred 31 + palgreen 31 + palblue 31) % $100
 	ld [rOBPD], a
-	ld a, $7fff / $100
+	ld a, (palred 31 + palgreen 31 + palblue 31) / $100
 	ld [rOBPD], a
 	dec c
 	jr nz, .obpals_loop
@@ -940,9 +943,9 @@ InitCGBPals::
 .LoadWhitePals:
 	ld c, 4 * 16
 .loop
-	ld a, $7fff % $100
+	ld a, (palred 31 + palgreen 31 + palblue 31) % $100
 	ld [hli], a
-	ld a, $7fff / $100
+	ld a, (palred 31 + palgreen 31 + palblue 31) / $100
 	ld [hli], a
 	dec c
 	jr nz, .loop
@@ -1006,7 +1009,7 @@ PushSGBBorder:
 
 SGB_ClearVRAM:
 	ld hl, VTiles0
-	ld bc, $2000
+	ld bc, VRAM_End - VTiles0
 	xor a
 	call ByteFill
 	ret
@@ -1194,90 +1197,13 @@ SGBDelayCycles:
 	jr nz, .wait
 	ret
 
-BlkPacket_9a86:
-	db $21, $01, $03, $00, $00, $00, $13, $11, $00, $00, $00, $00, $00, $00, $00, $00
+INCLUDE "data/palettes/blk_packets.asm"
 
-BlkPacket_9a96:
-	db $21, $01, $07, $05, $00, $0a, $13, $0d, $00, $00, $00, $00, $00, $00, $00, $00
-
-BlkPacket_9aa6:
-	db $22, $05, $07, $0a, $00, $0c, $13, $11, $03, $05, $01, $00, $0a, $03, $03, $00
-	db $0a, $08, $13, $0a, $03, $0a, $00, $04, $08, $0b, $03, $0f, $0b, $00, $13, $07
-
-BlkPacket_9ac6:
-	db $21, $01, $07, $05, $00, $01, $07, $07, $00, $00, $00, $00, $00, $00, $00, $00
-
-BlkPacket_9ad6:
-	db $21, $01, $07, $05, $0b, $01, $13, $02, $00, $00, $00, $00, $00, $00, $00, $00
-
-BlkPacket_9ae6:
-	db $21, $01, $07, $05, $01, $01, $08, $08, $00, $00, $00, $00, $00, $00, $00, $00
-
-BlkPacket_9af6:
-	db $21, $01, $07, $05, $07, $05, $0d, $0b, $00, $00, $00, $00, $00, $00, $00, $00
-
-BlkPacket_9b06:
-	db $22, $05, $03, $05, $00, $00, $13, $0b, $03, $0a, $00, $04, $13, $09, $02, $0f
-	db $00, $06, $13, $07, $03, $00, $04, $04, $0f, $09, $03, $00, $00, $0c, $13, $11
-
-BlkPacket_9b26:
-	db $23, $07, $07, $10, $00, $00, $02, $0c, $02, $00, $0c, $00, $12, $01, $02, $00
-	db $0c, $02, $12, $03, $02, $00, $0c, $04, $12, $05, $02, $00, $0c, $06, $12, $07
-	db $02, $00, $0c, $08, $12, $09, $02, $00, $0c, $0a, $12, $0b, $00, $00, $00, $00
-
-BlkPacket_9b56:
-	db $22, $03, $07, $20, $00, $00, $13, $04, $03, $0f, $00, $06, $13, $11, $03, $05
-	db $0f, $01, $12, $04, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-
-BlkPacket_9b76:
-	db $21, $01, $07, $10, $00, $00, $13, $05, $00, $00, $00, $00, $00, $00, $00, $00
-
-BlkPacket_9b86:
-	db $21, $02, $07, $0a, $00, $04, $13, $0d, $03, $05, $00, $06, $13, $0b, $00, $00
-
-PalPacket_9b96:	db $51, $48, $00, $49, $00, $4a, $00, $4b, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9ba6:	db $51, $2b, $00, $24, $00, $20, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9bb6:	db $51, $41, $00, $42, $00, $43, $00, $44, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9bc6:	db $51, $4c, $00, $4c, $00, $4c, $00, $4c, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9bd6:	db $51, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9be6:	db $51, $36, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9bf6:	db $51, $37, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9c06:	db $51, $38, $00, $39, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9c16:	db $51, $3a, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9c26:	db $51, $3b, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9c36:	db $51, $3c, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9c46:	db $51, $39, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9c56:	db $51, $2e, $00, $2f, $00, $30, $00, $31, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9c66:	db $51, $1a, $00, $1a, $00, $1a, $00, $1a, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9c76:	db $51, $32, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9c86:	db $51, $3c, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9c96:	db $51, $3d, $00, $3e, $00, $3f, $00, $40, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9ca6:	db $51, $33, $00, $34, $00, $1b, $00, $1f, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9cb6:	db $51, $1b, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9cc6:	db $51, $1c, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9cd6:	db $51, $35, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9ce6:	db $01, $ff, $7f, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9cf6:	db $09, $ff, $7f, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9d06:	db $59, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9d16:	db $89, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9d26:	db $89, $01, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9d36:	db $99, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9d46:	db $a1, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9d56:	db $b9, $01, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9d66:	db $b9, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9d76:	db $79, $5d, $08, $00, $0b, $8c, $d0, $f4, $60, $00, $00, $00, $00, $00, $00, $00
-PalPacket_9d86:	db $79, $52, $08, $00, $0b, $a9, $e7, $9f, $01, $c0, $7e, $e8, $e8, $e8, $e8, $e0
-PalPacket_9d96:	db $79, $47, $08, $00, $0b, $c4, $d0, $16, $a5, $cb, $c9, $05, $d0, $10, $a2, $28
-PalPacket_9da6:	db $79, $3c, $08, $00, $0b, $f0, $12, $a5, $c9, $c9, $c8, $d0, $1c, $a5, $ca, $c9
-PalPacket_9db6:	db $79, $31, $08, $00, $0b, $0c, $a5, $ca, $c9, $7e, $d0, $06, $a5, $cb, $c9, $7e
-PalPacket_9dc6:	db $79, $26, $08, $00, $0b, $39, $cd, $48, $0c, $d0, $34, $a5, $c9, $c9, $80, $d0
-PalPacket_9dd6:	db $79, $1b, $08, $00, $0b, $ea, $ea, $ea, $ea, $ea, $a9, $01, $cd, $4f, $0c, $d0
-PalPacket_9de6:	db $79, $10, $08, $00, $0b, $4c, $20, $08, $ea, $ea, $ea, $ea, $ea, $60, $ea, $ea
+INCLUDE "data/palettes/pal_packets.asm"
 
 PredefPals:
 INCLUDE "data/palettes/predef.pal"
 
-SGBBorderMap:
 INCLUDE "data/sgb_border_map.asm"
 
 SGBBorderPalettes:
@@ -1287,20 +1213,10 @@ SGBBorder:
 INCBIN "gfx/sgb/sgb_border.2bpp"
 
 HPBarPals:
-; green
-	RGB 30, 26, 15
-	RGB 00, 23, 00
-; yellow
-	RGB 30, 26, 15
-	RGB 31, 21, 00
-; red
-	RGB 30, 26, 15
-	RGB 31, 00, 00
+INCLUDE "data/palettes/hp_bar.pal"
 
 ExpBarPalette:
-; blue
-	RGB 30, 26, 15
-	RGB 04, 17, 31
+INCLUDE "data/palettes/exp_bar.pal"
 
 INCLUDE "gfx/pics/palette_pointers.asm"
 INCLUDE "gfx/trainer_palettes.asm"
@@ -1314,7 +1230,7 @@ LoadMapPals:
 	and 7
 	ld e, a
 	ld d, 0
-	ld hl, .TilesetColorsPointers
+	ld hl, EnvironmentColorsPointers
 	add hl, de
 	add hl, de
 	ld a, [hli]
@@ -1405,40 +1321,7 @@ endr
 	call FarCopyWRAM
 	ret
 
-.TilesetColorsPointers:
-	dw .OutdoorColors ; unused
-	dw .OutdoorColors ; TOWN
-	dw .OutdoorColors ; ROUTE
-	dw .IndoorColors  ; INDOOR
-	dw .DungeonColors ; CAVE
-	dw .Perm5Colors   ; ENVIRONMENT_5
-	dw .IndoorColors  ; GATE
-	dw .DungeonColors ; DUNGEON
-
-; Valid indices: $00 - $29
-.OutdoorColors:
-	db $00, $01, $02, $28, $04, $05, $06, $07 ; morn
-	db $08, $09, $0a, $28, $0c, $0d, $0e, $0f ; day
-	db $10, $11, $12, $29, $14, $15, $16, $17 ; nite
-	db $18, $19, $1a, $1b, $1c, $1d, $1e, $1f ; dark
-
-.IndoorColors:
-	db $20, $21, $22, $23, $24, $25, $26, $07 ; morn
-	db $20, $21, $22, $23, $24, $25, $26, $07 ; day
-	db $10, $11, $12, $13, $14, $15, $16, $07 ; nite
-	db $18, $19, $1a, $1b, $1c, $1d, $1e, $07 ; dark
-
-.DungeonColors:
-	db $00, $01, $02, $03, $04, $05, $06, $07 ; morn
-	db $08, $09, $0a, $0b, $0c, $0d, $0e, $0f ; day
-	db $10, $11, $12, $13, $14, $15, $16, $17 ; nite
-	db $18, $19, $1a, $1b, $1c, $1d, $1e, $1f ; dark
-
-.Perm5Colors:
-	db $00, $01, $02, $03, $04, $05, $06, $07 ; morn
-	db $08, $09, $0a, $0b, $0c, $0d, $0e, $0f ; day
-	db $10, $11, $12, $13, $14, $15, $16, $17 ; nite
-	db $18, $19, $1a, $1b, $1c, $1d, $1e, $1f ; dark
+INCLUDE "data/maps/environment_colors.asm"
 
 Palette_b309: ; b309 mobile
 	RGB 31, 31, 31
@@ -1453,13 +1336,13 @@ Palette_b311: ; b311 not mobile
 	RGB 00, 00, 00
 
 TilesetBGPalette:
-INCLUDE "data/palettes/tileset_bg.pal"
+INCLUDE "data/palettes/overworld/tileset_bg.pal"
 
 MapObjectPals::
-INCLUDE "data/palettes/map_objects.pal"
+INCLUDE "data/palettes/overworld/map_objects.pal"
 
 RoofPals:
-INCLUDE "data/palettes/roofs.pal"
+INCLUDE "data/palettes/overworld/roofs.pal"
 
 DiplomaPalettes:
 INCLUDE "data/palettes/diploma.pal"
@@ -1468,10 +1351,10 @@ PartyMenuOBPals:
 INCLUDE "data/palettes/party_menu.pal"
 
 Palettes_b6f1:
-INCLUDE "data/palettes/b6f1.pal"
+INCLUDE "data/palettes/unknown/b6f1.pal"
 
 Palettes_b719:
-INCLUDE "data/palettes/b719.pal"
+INCLUDE "data/palettes/unknown/b719.pal"
 
 MalePokegearPals:
 INCLUDE "data/palettes/pokegear.pal"
@@ -1480,7 +1363,7 @@ FemalePokegearPals:
 INCLUDE "data/palettes/pokegear_f.pal"
 
 Palettes_b789:
-INCLUDE "data/palettes/b789.pal"
+INCLUDE "data/palettes/unknown/b789.pal"
 
 SlotMachinePals:
 INCLUDE "data/palettes/slot_machine.pal"
diff --git a/engine/crystal_colors.asm b/engine/crystal_colors.asm
index 43841a201..8410caa0e 100755
--- a/engine/crystal_colors.asm
+++ b/engine/crystal_colors.asm
@@ -126,10 +126,7 @@ LoadOW_BGPal7:: ; 49409
 ; 49418
 
 Palette_TextBG7: ; 49418
-	RGB 31, 31, 31
-	RGB 08, 19, 28
-	RGB 05, 05, 16
-	RGB 00, 00, 00
+INCLUDE "data/palettes/overworld/bg_text.pal"
 ; 49420
 
 Function49420:: ; 49420 (12:5420)
@@ -144,7 +141,7 @@ Function49420:: ; 49420 (12:5420)
 MG_Mobile_Layout01: ; 4942f
 	call MG_Mobile_Layout_LoadPals
 	ld de, UnknBGPals palette PAL_BG_TEXT
-	ld hl, Palette_49478
+	ld hl, .Palette_49478
 	ld bc, 1 palettes
 	ld a, BANK(UnknBGPals)
 	call FarCopyWRAM
@@ -174,7 +171,7 @@ MG_Mobile_Layout01: ; 4942f
 	ret
 ; 49478
 
-Palette_49478: ; 49478
+.Palette_49478: ; 49478
 	RGB 31, 31, 31
 	RGB 26, 31, 00
 	RGB 20, 16, 03
@@ -210,7 +207,7 @@ Function49496: ; 49496
 INCLUDE "tilesets/special_palettes.asm"
 
 MG_Mobile_Layout02: ; 49706
-	ld hl, Palette_49732
+	ld hl, .Palette_49732
 	ld de, UnknBGPals
 	ld bc, 1 palettes
 	ld a, BANK(UnknBGPals)
@@ -218,7 +215,7 @@ MG_Mobile_Layout02: ; 49706
 	farcall ApplyPals
 	call MG_Mobile_Layout_WipeAttrMap
 	farcall ApplyAttrMap
-	ld hl, Palette_4973a
+	ld hl, .Palette_4973a
 	ld de, UnknOBPals
 	ld bc, 1 palettes
 	ld a, BANK(UnknOBPals)
@@ -226,14 +223,14 @@ MG_Mobile_Layout02: ; 49706
 	ret
 ; 49732
 
-Palette_49732: ; 49732
+.Palette_49732: ; 49732
 	RGB 31, 31, 31
 	RGB 23, 16, 07
 	RGB 23, 07, 07
 	RGB 03, 07, 20
 ; 4973a
 
-Palette_4973a: ; 4973a
+.Palette_4973a: ; 4973a
 	RGB 00, 00, 00
 	RGB 07, 05, 31
 	RGB 14, 18, 31
@@ -241,17 +238,17 @@ Palette_4973a: ; 4973a
 ; 49742
 
 Function49742: ; 49742
-	ld hl, Palette_49757
+	ld hl, .Palette_49757
 	ld de, UnknBGPals
-	ld bc, $40
+	ld bc, 8 palettes
 	ld a, $5
 	call FarCopyWRAM
 	farcall ApplyPals
 	ret
 ; 49757
 
-Palette_49757: ; 49757
-INCLUDE "data/palettes/49757.pal"
+.Palette_49757: ; 49757
+INCLUDE "data/palettes/unknown/49757.pal"
 ; 49797
 
 _InitMG_Mobile_LinkTradePalMap: ; 49797
@@ -326,11 +323,4 @@ InitMG_Mobile_LinkTradePalMap: ; 49856
 ; 4985a
 
 Unknown_4985a: ; unreferenced
-	db $ab, $03, $57, $24, $ac, $0e, $13, $32
-	db $be, $30, $5b, $4c, $47, $60, $ed, $f2
-	db $ab, $03, $55, $26, $aa, $0a, $13, $3a
-	db $be, $28, $33, $24, $6e, $71, $df, $b0
-	db $a8, $00, $e5, $e0, $9a, $fc, $f4, $2c
-	db $fe, $4c, $a3, $5e, $c6, $3a, $ab, $4d
-	db $a8, $00, $b5, $b0, $de, $e8, $fc, $1c
-	db $ba, $66, $f7, $0e, $ba, $5e, $43, $bd
+INCLUDE "data/palettes/unknown/4985a.asm"
diff --git a/main.asm b/main.asm
index 6abdc9242..cb57726da 100644
--- a/main.asm
+++ b/main.asm
@@ -85,9 +85,16 @@ INCLUDE "event/daycare.asm"
 INCLUDE "event/print_unown.asm"
 INCLUDE "event/print_photo.asm"
 INCLUDE "engine/breeding.asm"
+
+
 INCLUDE "tilesets/data.asm"
 
 
+SECTION "Roofs", ROMX
+
+INCLUDE "tilesets/roofs.asm"
+
+
 SECTION "Clock Reset", ROMX
 
 INCLUDE "engine/clock_reset.asm"
diff --git a/tilesets/animations.asm b/tilesets/animations.asm
index 3de67ee6e..06f68234a 100644
--- a/tilesets/animations.asm
+++ b/tilesets/animations.asm
@@ -1,4 +1,3 @@
-
 _AnimateTileset:: ; fc000
 ; Iterate over a given pointer array of
 ; animation functions (one per frame).
diff --git a/tilesets/data.asm b/tilesets/data.asm
index 7cd1b9072..c26b7d3d1 100644
--- a/tilesets/data.asm
+++ b/tilesets/data.asm
@@ -1,8 +1,3 @@
-SECTION "Roofs", ROMX
-
-INCLUDE "tilesets/roofs.asm"
-
-
 SECTION "Tileset Data 1", ROMX
 
 TilesetKantoGFX: ; 0x18000
diff --git a/tilesets/battle_tower.pal b/tilesets/palettes/battle_tower.pal
similarity index 100%
rename from tilesets/battle_tower.pal
rename to tilesets/palettes/battle_tower.pal
diff --git a/tilesets/house_1.pal b/tilesets/palettes/house_1.pal
similarity index 100%
rename from tilesets/house_1.pal
rename to tilesets/palettes/house_1.pal
diff --git a/tilesets/ice_path.pal b/tilesets/palettes/ice_path.pal
similarity index 100%
rename from tilesets/ice_path.pal
rename to tilesets/palettes/ice_path.pal
diff --git a/tilesets/pokecom_center.pal b/tilesets/palettes/pokecom_center.pal
similarity index 100%
rename from tilesets/pokecom_center.pal
rename to tilesets/palettes/pokecom_center.pal
diff --git a/tilesets/radio_tower.pal b/tilesets/palettes/radio_tower.pal
similarity index 100%
rename from tilesets/radio_tower.pal
rename to tilesets/palettes/radio_tower.pal
diff --git a/tilesets/roofs.asm b/tilesets/roofs.asm
index 0e43854dd..a9fd8a654 100644
--- a/tilesets/roofs.asm
+++ b/tilesets/roofs.asm
@@ -18,12 +18,3 @@ LoadMapGroupRoof:: ; 1c000
 
 
 INCLUDE "data/maps/mapgroup_roofs.asm"
-
-
-Roofs: ; 1c03c
-INCBIN "gfx/tilesets/roofs/0.2bpp"
-INCBIN "gfx/tilesets/roofs/1.2bpp"
-INCBIN "gfx/tilesets/roofs/2.2bpp"
-INCBIN "gfx/tilesets/roofs/3.2bpp"
-INCBIN "gfx/tilesets/roofs/4.2bpp"
-; 1c30c
diff --git a/tilesets/special_palettes.asm b/tilesets/special_palettes.asm
index 5674d9f80..7ec2537e0 100644
--- a/tilesets/special_palettes.asm
+++ b/tilesets/special_palettes.asm
@@ -63,7 +63,7 @@ LoadPokeComPalette: ; 494f2
 ; 49501
 
 PokeComPalette: ; 49501
-INCLUDE "tilesets/pokecom_center.pal"
+INCLUDE "tilesets/palettes/pokecom_center.pal"
 ; 49541
 
 LoadBattleTowerPalette: ; 49541
@@ -76,7 +76,7 @@ LoadBattleTowerPalette: ; 49541
 ; 49550
 
 BattleTowerPalette: ; 49550
-INCLUDE "tilesets/battle_tower.pal"
+INCLUDE "tilesets/palettes/battle_tower.pal"
 ; 49590
 
 LoadIcePathPalette: ; 49590
@@ -89,7 +89,7 @@ LoadIcePathPalette: ; 49590
 ; 4959f
 
 IcePathPalette: ; 4959f
-INCLUDE "tilesets/ice_path.pal"
+INCLUDE "tilesets/palettes/ice_path.pal"
 ; 495df
 
 LoadHousePalette: ; 495df
@@ -102,7 +102,7 @@ LoadHousePalette: ; 495df
 ; 495ee
 
 HousePalette: ; 495ee
-INCLUDE "tilesets/house_1.pal"
+INCLUDE "tilesets/palettes/house_1.pal"
 ; 4962e
 
 LoadRadioTowerPalette: ; 4962e
@@ -115,7 +115,7 @@ LoadRadioTowerPalette: ; 4962e
 ; 4963d
 
 RadioTowerPalette: ; 4963d
-INCLUDE "tilesets/radio_tower.pal"
+INCLUDE "tilesets/palettes/radio_tower.pal"
 ; 4967d
 
 MansionPalette1: ; 4967d