: You will need a .nds file. Because ROMs are copyrighted, you should dump your own copy of Pokemon Platinum or find the patch file from community forums like PokeCommunity .
💡 : If you are looking for the game where you can choose who to fuse manually at any time, you might be looking for Pokemon Infinite Fusion , which is a fan-made PC game (not a ROM). Pokémon Infinite Fusion Guide & Tools | PDF - Scribd Pokemon Fusion Platinum ROM Download Free For N...
: Many fusions have unique movepools combining their "parent" types. : You will need a
: Download DraStic or a similar NDS emulator from the Google Play Store . Pokemon Fusion Platinum ROM Download Free For N...