General Controls: Click the platforms to change them. Click the icon in the top left corner of the screen to change the background. The Health bars are on the bottom corners of the screen. Player 1 (Red) Controls: Use A and D to move. W to jump. S to attack. Player 2 (Blue) Controls: Use the right and left arrow keys to move. Up arrow to jump. Bottom arrow to attack.
All of the scripts are by me. (The Physics are from a tutorial.