Pokemon FireRed Reimagined, in simple terms, features a Regional Pokedex of 151 Pokemon from across different generations, and yes, they are all obtainable...
Download Pre-Patched Pokemon Extreme Red GBA ROM. It is an improvement-type hack of Pokemon FireRed with tons of new features and Pokemon to catch.
Download Pre-Patched Pokemon Emerald Trashlocke Edition. It is a GBA Rom Hack based on Pokemon Emerald that packs a challenge for its players!
Download Pre-Patched Pokemon Emerald Party Randomizer Plus GBA ROM. It randomizes all of the pokemon in your party at the beginning of every battle.
Pokemon Delta Green (Zenon Returns) is a GBA Rom Hack based on Pokemon Emerald. It has a new storyline, Increased difficulty, events & side quests!
Download Pokemon Crystal Kaizo. It is a GBC ROM Hack by SinisterHoodedFigure based on Pokemon Crystal. It was last updated on September 12, 2016.
I’m sure you already heard of Pokemon Supreme Fire when it first came out on Reddit. It is an Original Fire Red game with a little twist here and there.
Pokemon Omega Paradox V2 is an NDS ROM Hack by Aster based on Pokemon White. And it is now available to download. It was last updated on August 27, 2017.
This is a list of the top 5 best pokemon gba rom hacks with gigantamax. All roms in this list are pre-patched so, you don't have to worry about that.