Please see the original github page for information about this hack: https://github.com/Vortyne/pureRGB
The goal of this fork is only to add the caught pokeball indicator when in a battle with a wild mon.
Vortyne and everyone who contrubuted to pureRGB, a simple amazing gen 1 hack. This fork is only one tiny change to their massive, incredible romhack.
cRz-Shadows and SmithPlayPokemon for Pokemon Yellow Legacy, code and graphics for the caught ball indicator were taken from their romhack.