Games like PokéROM: Blissey

If you finished PokéROM: Blissey, the closest matches are The Game of Life: SpongeBob SquarePants Edition, Hyokkori Hyoutan-jima: Daitouryou wo Mezase!, Texas Cheat 'Em, Super Mario: Fushigi no Koro-koro Party 2 and Vajimon. All 10 share its card & board game genre and are ranked by how closely their themes and modes overlap.