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Games like Deltarune: Hallow's Eve Hack
If you finished Deltarune: Hallow's Eve Hack, the closest matches are Pokémon This Gym of Mine, Pokémon Insurgence, Ex Astris, Pokémon Shattered Light and Pokémon Eon Guardians. All 10 share its adventure genre and are ranked by how closely their themes and modes overlap.
