a and d to move, hold space for atomic breath (it's a big laser beam), s to punch you can hold down Punch to do a barrage, r to roar, and w to look up. If you press space while looking up then you'll shoot an upwards beam. (don't type in Tuesday [in the game]).
this is a test game so its obviously gonna be a little bit buggy, I'll try to update it as often as possible.