Dive into the parallel story to UNDERTALE! Fight or spare your way through action-packed battles as you explore a mysterious world alongside an endearing cast of new and familiar characters.
Released4 June 2025
PlatformsPlayStation 4, Nintendo Switch 2, PC (Microsoft Windows), PlayStation 5, Mac, Nintendo Switch
ModesSingle player
SeriesUndertale
Available onitch.io, PlayStation Store, Steam, Nintendo eShop
