Arrow keys to move your soul. Whenever you're hovering over an "attack" button, press "Z" to interact with it. Attempting to attack can heal you via determination. [|]===GLITCHES===[|] -"I start up the game and when he appears, his sprites are goofy" -Just re-start the game until it fixes, it tends to do that. -"Help! It randomly freezes up!" -I do realize that, and it does that on my computer too. I'm currently trying to make a fix for that. Until then, try to stay out of fullscreen, it's most-likely one of the main causes.
Credits for code go to TheKnownGreg. MotionGC Sprites by me. Undertale belongs to Toby Fox.