Super Plasma Bolt:

Hold the UP arrow for about 2 seconds until you hear the “charge up” noise.

Then press the Fire key. You’ll take a hitpoint of damage by doing this.

Fireballs:

Turn left and right in succession about 6 or 7 times and press the Fire key.

You’ll take a hitpoint of damage by doing this.

Shield:

Turn left and right in succession about 6 or 7 times and press the Jump key.

You’ll turn a different color, and a shield will appear around you. This lasts

a very short amount of time.

Invincibility:

Hold the Up arrow at least 2 seconds, then press the Down arrow. You will

flash and be invincible for a very short amount of time.

Thanks to Revolution reader Rohan Joshi!