Undertale Original Soundtrack OST Toby Fox Free Temmie Undertale is a cute character found in the well-known game Undertale . Temmie Undertale captures the hearts of gamers with its undeniable appeal and endearing nature. The unique design of Temmie Undertale makes it stand out from other beings in the game. Meeting Temmie Undertale brings happiness to fans as they begin their adventure through the game.