Who this is for
. It is the standard base ROM required for patching most popular Pokemon ROM hacks, such as Pokemon Unbound Radical Red Why this version is used Compatibility : Most major ROM hacks are built specifically for the 1.0 (Squirrels) 1636 Pokemon Fire Red Squirrels
Most ROM hacks are distributed as "patches" rather than full games to avoid legal issues. These patches are designed to overwrite the code of a very specific file. If you use a version other than the 1636 Squirrels dump, the game will likely crash or experience game-breaking bugs because the "offset" (the location of the data) won't match. Who this is for