left and right to move, up to jump. mouse to aim, left click/Z to fire (you need something in your hands first for those last two) this is 50 levels long. Every 10, however, has a save code you can enter in the menu screen to go right back to where you left off, in case you want to take a break.
THE PAIN CONTINUES: https://scratch.mit.edu/projects/442782234/ CONGRATULATIONS to @XXXCarlTheDuckXXX for being the first to beat the whole thing