Press left arrow or a to move left. Press right arrow or d to move right. Press up arrow or w to jump. Press l to shoot a laser to the right. Press j to shoot a laser to the left. Shoot the laser at a box to destroy it. You need to get to the flag on each level to complete it. If you hit a spike (red) you will go back to the start of the level.
Jump movement script - @Wolflion_37 Update 1.1: level 6 + moving platforms. Update 1.2: Lives Update 1.3: Extra lives Update 1.4: Flag - bug fixes Box - bug fixes Extra lives - bug fixes