-DON'T USE "ITEM", I HADN'T PUT THAT IN YET Instructions: Z - Select, Confirm X - Skip speech Arrow keys - Move, Jump, Choose - Don't touch white stuff - Stay still to not get hit by blue stuff - Jump on the platforms - Stay alive - Have fun :) Alright, I'll admit Undertale is a pretty cool game to be honest.
Original project made by FunnyAnimatorJimTV I fixed the bug of Gaster blasters doing 0 damage.