The _add function pointer is part of the 128-byte player structure,
that's why it's already named differently here 🙃
Part of P0071, funded by KirbyComment and -Tom-.
Probably going to refine those `pid_other` variables later; it almost
seems as if there's one to store the attacked player for every entity
type?
Part of P0070, funded by KirbyComment.
Little-endian BCD, again… Far less crazy than in TH04 and TH05,
though, thanks to updating and rendering being two different functions
here.
Part of P0070, funded by KirbyComment.