Spin jumping (the A button) will destroy the mechakoopa. If you do this, you’ll have to wait for Bowser to release more mechakoopas.

You can jump over the ball with a regular jump, but spin jumping allows you to touch the top of the ball without getting damaged.

Avoid the propeller of the clown car, which can damage you.

Bowser will destroy stunned mechakoopas if he bounces too near them. [6] X Research source If you can, grab a mechakoopa when you’re at the opposite side of the screen from browser.

The cape win is usually used for speedruns or just for fun. Since you need to keep the cape power-up the whole time on your way to Bowser, the normal method above is usually easier.

Use X or Y to spin around, knocking objects and enemies next to you with the cape. Spin jump with A while Mario is running at maximum speed to launch yourself very high. Glide down slowly by holding A or B.

If you lose the cape early on, you can get it back. Right after you enter the second screen, jump up the steps to your left and look for a hidden block up near the top left corner of the stage. [9] X Research source

You can get a cape here as well. Hit the green block right after the first set of skewers. [12] X Research source You do not need to keep your cape to beat this level.

The fastest way to defeat Bowser using a cape involves jumping on him from above, timing it so you land on a mechakoopa right as he releases it. [13] X Research source This can take quite a bit of practice and precise timing.