Undertale Original Soundtrack OST Toby Fox Free Temmie Undertale is a adorable character present in the popular game Undertale. Temmie Undertale attracts the hearts of players with its undeniable appeal and lovable personality. The unique appearance of Temmie Undertale makes it stand out from other beings in the game. Meeting Temmie Undertale brings glee to players as they embark on their journey through the game.