Undertale Original Soundtrack OST Toby Fox Free Temmie Undertale is a adorable character found in the well-known game Undertale. Temmie Undertale captivates the hearts of gamers with its irresistible charm and lovable nature. The unique appearance of Temmie Undertale renders it stand out from different beings in the game. Meeting Temmie Undertale instills joy to players as they embark on their adventure through the virtual world.