use the arrow keys (up and down) to move and dodge the blasts. use the slider at the beginning to adjust the speed. speed difficulty (for reference) 0 - 1 uhh... 1 - 2 very easy 2 - 3 easy 3 - 4 normal 4 - 4.5 hard 4.5 - 4.7 very hard 4.7 - 4.75 NIGHTMARE
credit to DragonballX for Gogito and situation and all sprites (except horribly drawn sprites). any I forgot.