The phrase refers to acquiring a version of the fan-made Pokmon Infinite Fusion game intended for play on a Game Boy Advance emulator. This often involves searching for and downloading a ROM file compatible with such emulators. The game itself features a mechanic where different Pokmon can be fused together to create new and unique creatures with combined stats, movesets, and appearances, offering a novel gameplay experience.
The appeal lies in experiencing a familiar game with significant alterations and expanded possibilities. The fusion mechanic adds considerable depth and replayability, as players experiment with different combinations to discover powerful and interesting fusions. The availability of the game on GBA emulators allows users to play on a variety of devices, including computers, smartphones, and dedicated handheld consoles, expanding its accessibility. The existence and distribution of this type of modified ROM are largely situated within the realm of fan creations and emulation communities.