Use the arrow keys to move your soul. Don't touch the bones! When your HP reaches 0, then it is game over! STAY DETERMINED v1.0: added section one part 1; sans v2.5: added three more levels for section 1 v3.0 added levels five to eight for section one, and a thumbnail v4.0: added three more levels for section 1; end of section one and a broken heart costume v4.5: made levels 3 and 4 harder v5.0 changed name to Undertale Sans Platformer and added ending
Credits to Toby Fox for Undertale CHALLENGE: Beat the it without taking damage. TIPS: On level eight, after you jump through the first wall of bones, go to the very edge of the platform and jump. While you are falling, go forward. This is how you do it without taking damage. It is possible.