For the player: A and D to move, space to dash, W to jump, mouse down = shoot. For the boss: left and right arrow keys to move, down arrow to dash and create a clone, up arrow to jump. For the clone(s): J and L to move, K to dash, I to jump, disappears after 5 seconds. G to show how to change backgrounds.
This is a 3-player game made so that you can have fun battling it out in different backgrounds. :)