Use the left and right arrow keys to move, up arrow to jump, space to do a spin jump and shift^ or X key to dash. F - Freeze Z - Unfreeze/Restart G - Add another goomba mouse on mario + M - move mario around I - mario invisible O - mario uninvisible A - red dots point at mouse A + R - control object -Added Timer S - add shell (work in progress) L - sides disappear U - sides appear Thanks to @goldfish678 for finding some small Mario spin jump sprites! WORKS BEST ON INTERNET EXPLORER! Also, some of the sprites for this were from @-SuperNintendo-'s SMW level designer game. I highly recommend you check that out. It's amazing and under viewed and deserves many more loves!
Thanks to Brad-Games for the original.