diff --git a/.gitignore b/.gitignore
index 3a35100af..a13e6d77c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
+# global label defs are generated
+globals.asm
+
 # precompiled python
 *.pyc
 
diff --git a/Makefile b/Makefile
index 7150b4849..218686bce 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,7 @@ PYTHON := python
 .PHONY: all clean pngs gfx
 .SECONDEXPANSION:
 
-TEXTFILES := $(shell find ./ -type f -name '*.asm')
+TEXTFILES := $(shell find ./ -type f -name '*.asm' | grep -v globals.asm)
 TEXTQUEUE :=
 
 OBJS := pokecrystal.o
@@ -13,12 +13,19 @@ LZS    := $(shell find gfx/ -type f -name '*.lz')
 _2BPPS := $(shell find gfx/ -type f -name '*.2bpp')
 _1BPPS := $(shell find gfx/ -type f -name '*.1bpp')
 
-$(shell $(foreach obj, $(OBJS), $(eval OBJ_$(obj:.o=) := $(shell $(PYTHON) scan_includes.py $(obj:.o=.asm)))))
+# generate a list of dependencies for each object file
+$(shell \
+	$(foreach obj, $(OBJS), \
+		$(eval OBJ_$(obj:.o=) := \
+		$(shell $(PYTHON) scan_includes.py $(obj:.o=.asm) | sed s/globals.asm//g)) \
+	) \
+)
 
-all: baserom.gbc pokecrystal.gbc
+all: baserom.gbc globals.asm pokecrystal.gbc
 	cmp baserom.gbc pokecrystal.gbc
 clean:
 	rm -f pokecrystal.o pokecrystal.gbc
+	rm -f globals.asm globals.tx
 	@echo 'Removing preprocessed .tx files...'
 	@rm -f $(TEXTFILES:.asm=.tx)
 
@@ -29,14 +36,17 @@ baserom.gbc:
 	$(eval TEXTQUEUE := $(TEXTQUEUE) $<)
 	@rm -f $@
 
-$(OBJS): $$(patsubst %.o,%.tx,$$@) $$(patsubst %.asm,%.tx,$$(OBJ_$$(patsubst %.o,%,$$@)))
+globals.asm: $(TEXTFILES:.asm=.tx)
+	@echo "Creating globals.asm..."
+	@touch globals.asm
 	@echo "Preprocessing .asm to .tx..."
-	@$(PYTHON) prequeue.py $(TEXTQUEUE)
-	$(eval TEXTQUEUE := )
+	@$(PYTHON) prequeue.py $(TEXTQUEUE) globals.asm
+
+$(OBJS): $$(patsubst %.o,%.tx,$$@) $$(patsubst %.asm,%.tx,$$(OBJ_$$(patsubst %.o,%,$$@)))
 	rgbasm -o $@ $(@:.o=.tx)
 
 pokecrystal.gbc: $(OBJS)
-	rgblink -n pokecrystal.sym -m pokecrystal.map -o pokecrystal.gbc $<
+	rgblink -n pokecrystal.sym -m pokecrystal.map -o pokecrystal.gbc $^
 	rgbfix -Cjv -i BYTE -k 01 -l 0x33 -m 0x10 -p 0 -r 3 -t PM_CRYSTAL $@
 
 pngs:
diff --git a/constants.asm b/constants.asm
index 817268e9f..fc1190494 100644
--- a/constants.asm
+++ b/constants.asm
@@ -6,6 +6,73 @@ else
 VERSION EQU 1
 endc
 
+; wram constants
+; MonType: ; cf5f
+PARTYMON   EQU 0
+OTPARTYMON EQU 1
+BOXMON     EQU 2
+WILDMON    EQU 4
+
+; WalkingDirection: ; d043
+STANDING EQU -1
+DOWN     EQU 0
+UP       EQU 1
+LEFT     EQU 2
+RIGHT    EQU 3
+
+; FacingDirection: ; d044
+FACE_CURRENT EQU 0
+FACE_DOWN  EQU 8
+FACE_UP    EQU 4
+FACE_LEFT  EQU 2
+FACE_RIGHT EQU 1
+
+; TimeOfDay: ; d269
+MORN     EQU 0
+DAY      EQU 1
+NITE     EQU 2
+DARKNESS EQU 3
+
+; ScriptFlags: ; d434
+SCRIPT_RUNNING EQU 2
+
+; ScriptMode: ; d437
+SCRIPT_OFF EQU 0
+SCRIPT_READ EQU 1
+SCRIPT_WAIT_MOVEMENT EQU 2
+SCRIPT_WAIT EQU 3
+
+; CurDay: ; d4cb
+SUNDAY    EQU 0
+MONDAY    EQU 1
+TUESDAY   EQU 2
+WEDNESDAY EQU 3
+THURSDAY  EQU 4
+FRIDAY    EQU 5
+SATURDAY  EQU 6
+
+; MapObjects: ; d71e
+
+PLAYER_OBJECT EQU 0
+
+NUM_OBJECTS   EQU $10
+OBJECT_LENGTH EQU $10
+
+; InputType: ; c2c7
+AUTO_INPUT EQU $ff
+
+; WhichRegisteredItem: ; d95b
+REGISTERED_POCKET EQU %11000000
+REGISTERED_NUMBER EQU %00111111
+
+; PlayerState: ; d95d
+PLAYER_NORMAL    EQU 0
+PLAYER_BIKE      EQU 1
+PLAYER_SLIP      EQU 2
+PLAYER_SURF      EQU 4
+PLAYER_SURF_PIKA EQU 8
+
+
 INCLUDE "gbhw.asm"
 INCLUDE "hram.asm"
 
diff --git a/extras b/extras
index cb65c3196..7bf5fcab9 160000
--- a/extras
+++ b/extras
@@ -1 +1 @@
-Subproject commit cb65c31968305b0572ca5452291afcf058cef3a2
+Subproject commit 7bf5fcab90a2861b4a8f5b5c193838ff3470a69f
diff --git a/pokecrystal.asm b/pokecrystal.asm
index f64d44e76..495b02178 100644
--- a/pokecrystal.asm
+++ b/pokecrystal.asm
@@ -1,3 +1,5 @@
-INCLUDE "wram.asm"
+INCLUDE "globals.asm"
+
 INCLUDE "constants.asm"
+INCLUDE "wram.asm"
 INCLUDE "main.asm"
diff --git a/scan_includes.py b/scan_includes.py
index 3f006998c..0abd3084a 100644
--- a/scan_includes.py
+++ b/scan_includes.py
@@ -5,15 +5,17 @@ Recursively scan an asm file for rgbasm INCLUDEs and INCBINs.
 This is used to generate dependencies for each rgbasm object file.
 """
 
+import os
 import sys
 
 def scan_for_includes(filename):
 	filenames = []
-	for line in open(filename, 'r').readlines():
-		if 'INCLUDE' in line or 'INCBIN' in line:
-			line = line.split(';')[0]
+	if os.path.exists(filename):
+		for line in open(filename, 'r').readlines():
 			if 'INCLUDE' in line or 'INCBIN' in line:
-				filenames += [line.split('"')[1]]
+				line = line.split(';')[0]
+				if 'INCLUDE' in line or 'INCBIN' in line:
+					filenames += [line.split('"')[1]]
 	return filenames
 
 def recursive_scan_for_includes(filename):
diff --git a/wram.asm b/wram.asm
index 6f25a2f96..22096650c 100644
--- a/wram.asm
+++ b/wram.asm
@@ -114,7 +114,7 @@ Channel1Octave: ; c114
 ; 0: highest
 ; 7: lowest
 	ds 1
-Channel1StartingOctave ; c115
+Channel1StartingOctave: ; c115
 ; raises existing octaves by this value
 ; used for repeating phrases in a higher octave to save space
 	ds 1
@@ -125,7 +125,7 @@ Channel1NoteDuration: ; c116
 	ds 1
 ; c118
 	ds 1
-Channel1LoopCount ; c119
+Channel1LoopCount: ; c119
 	ds 1
 Channel1Tempo: ; c11a
 	ds 2
@@ -308,7 +308,6 @@ CurMusic: ; c2c0
 
 SECTION "auto",WRAM0[$c2c7]
 InputType: ; c2c7
-AUTO_INPUT EQU $ff
 	ds 1
 AutoInputAddress: ; c2c8
 	ds 2
@@ -370,7 +369,7 @@ Sprites: ; c400
 ;		bit 3: vram bank (cgb only)
 ;		bit 2-0: pal # (cgb only)
 	ds 160
-SpritesEnd
+SpritesEnd:
 
 TileMap: ; c4a0
 ; 20x18 grid of 8x8 tiles
@@ -825,10 +824,6 @@ AttrMap: ; cdd9
 	ds 30
 	
 MonType: ; cf5f
-PARTYMON   EQU 0
-OTPARTYMON EQU 1
-BOXMON     EQU 2
-WILDMON    EQU 4
 	ds 1
 
 CurSpecies: ; cf60
@@ -960,19 +955,9 @@ MovementAnimation: ; d042
 	ds 1
 
 WalkingDirection: ; d043
-STANDING EQU -1
-DOWN     EQU 0
-UP       EQU 1
-LEFT     EQU 2
-RIGHT    EQU 3
 	ds 1
 
 FacingDirection: ; d044
-FACE_CURRENT EQU 0
-FACE_DOWN  EQU 8
-FACE_UP    EQU 4
-FACE_LEFT  EQU 2
-FACE_RIGHT EQU 1
 	ds 1
 
 WalkingX: ; d045
@@ -1013,7 +998,7 @@ VramState: ; d0ed
 
 CurMart: ; d0f0
 	ds 16
-CurMartEnd
+CurMartEnd:
 
 	ds 6
 
@@ -1098,7 +1083,7 @@ TempMonSpclAtk: ; d13a
 	ds 2
 TempMonSpclDef: ; d13c
 	ds 2
-TempMonEnd ; d13e
+TempMonEnd: ; d13e
 
 	ds 3
 
@@ -1262,7 +1247,7 @@ EnemyMonMove3: ; d20a
 	ds 1
 EnemyMonMove4: ; d20b
 	ds 1
-EnemyMonMovesEnd
+EnemyMonMovesEnd:
 
 EnemyMonDVs:
 EnemyMonAtkDefDV: ; d20c
@@ -1311,7 +1296,7 @@ EnemyMonSpclAtk: ; d220
 	ds 2
 EnemyMonSpclDef: ; d222
 	ds 2
-EnemyMonStatsEnd
+EnemyMonStatsEnd:
 
 EnemyMonType1: ; d224
 	ds 1
@@ -1326,7 +1311,7 @@ EnemyMonCatchRate: ; d22b
 EnemyMonBaseExp: ; d22c
 	ds 1
 
-EnemyMonEnd
+EnemyMonEnd:
 
 
 IsInBattle: ; d22d
@@ -1427,10 +1412,6 @@ CurDamage: ; d256
 SECTION "TimeOfDay",WRAMX[$d269],BANK[1]
 
 TimeOfDay: ; d269
-MORN     EQU 0
-DAY      EQU 1
-NITE     EQU 2
-DARKNESS EQU 3
 	ds 1
 
 SECTION "OTParty",WRAMX[$d280],BANK[1]
@@ -1565,7 +1546,6 @@ OTPartyMon6Nickname: ; d421
 
 SECTION "Scripting",WRAMX[$d434],BANK[1]
 ScriptFlags: ; d434
-SCRIPT_RUNNING EQU 2
 	ds 1
 ScriptFlags2: ; d435
 	ds 1
@@ -1573,10 +1553,6 @@ ScriptFlags3: ; d436
 	ds 1
 
 ScriptMode: ; d437
-SCRIPT_OFF EQU 0
-SCRIPT_READ EQU 1
-SCRIPT_WAIT_MOVEMENT EQU 2
-SCRIPT_WAIT EQU 3
 	ds 1
 ScriptRunning: ; d438
 	ds 1
@@ -1639,13 +1615,6 @@ GameTimeFrames: ; d4c8
 	ds 2
 
 CurDay: ; d4cb
-SUNDAY    EQU 0
-MONDAY    EQU 1
-TUESDAY   EQU 2
-WEDNESDAY EQU 3
-THURSDAY  EQU 4
-FRIDAY    EQU 5
-SATURDAY  EQU 6
 	ds 1
 
 	ds 10
@@ -1707,11 +1676,6 @@ PlayerSpriteY: ; d4ee
 
 SECTION "Objects",WRAMX[$d71e],BANK[1]
 MapObjects: ; d71e
-
-PLAYER_OBJECT EQU 0
-
-NUM_OBJECTS   EQU $10
-OBJECT_LENGTH EQU $10
 	ds OBJECT_LENGTH * NUM_OBJECTS
 
 
@@ -1754,45 +1718,38 @@ KantoBadges: ; d858
 SECTION "Items",WRAMX[$d859],BANK[1]
 TMsHMs: ; d859
 	ds 57
-TMsHMsEnd
+TMsHMsEnd:
 
 NumItems: ; d892
 	ds 1
 Items: ; d893
 	ds 41
-ItemsEnd
+ItemsEnd:
 
 NumKeyItems: ; d8bc
 	ds 1
 KeyItems: ; d8bd
 	ds 26
-KeyItemsEnd
+KeyItemsEnd:
 
 NumBalls: ; d8d7
 	ds 1
 Balls: ; d8d8
 	ds 25
-BallsEnd
+BallsEnd:
 
 PCItems: ; d8f1
 	ds 101
-PCItemsEnd
+PCItemsEnd:
 
 
 SECTION "overworld",WRAMX[$d95b],BANK[1]
 WhichRegisteredItem: ; d95b
-REGISTERED_POCKET EQU %11000000
-REGISTERED_NUMBER EQU %00111111
 	ds 1
 RegisteredItem: ; d95c
 	ds 1
 
 PlayerState: ; d95d
-PLAYER_NORMAL    EQU 0
-PLAYER_BIKE      EQU 1
-PLAYER_SLIP      EQU 2
-PLAYER_SURF      EQU 4
-PLAYER_SURF_PIKA EQU 8
 	ds 1
 
 SECTION "scriptram",WRAMX[$d962],BANK[1]
@@ -2025,7 +1982,7 @@ PartyMon5Nickname: ; de6d
 	ds 11
 PartyMon6Nickname: ; de78
 	ds 11
-PartyMonNicknamesEnd
+PartyMonNicknamesEnd:
 
 SECTION "Pokedex",WRAMX[$de99],BANK[1]
 PokedexCaught: ; de99
@@ -2145,7 +2102,7 @@ OBPals: ; d0c0
 
 LYOverrides: ; d100
 	ds 144
-LYOverridesEnd
+LYOverridesEnd:
 
 
 SECTION "SRAMBank1",SRAM,BANK[1]
@@ -2318,5 +2275,5 @@ BoxMon19Nickname: ; b148
 	ds 11
 BoxMon20Nickname: ; b153
 	ds 11
-BoxMonNicknamesEnd
+BoxMonNicknamesEnd: