tem
Tem is short for Temmie. Tem(s) are small dog creatures found in Undertale at Waterfall. They can be found by taking a downward turn after the lowermost set of mushrooms is lit in the room with the mushrooms lighting paths (directly before the room in waterfall with the dimming crystal lights). The entrance is then at the bottom right. This pathway is hinted by the River Person, Undyne, and a sign near the save…
