Pandemonium!

While logged onto the N-Gage Arena, start the game and press the '1' key at any time. A warning will come up telling you that what lies ahead spoils the game. Click Enter and you now have access to several power ups such as missles, extra lives, and invincibility.

Log into the N-Gage Arena, then start the game and press 1. If done correctly, a cheat warning will appear. Press Enter for missiles, extra life, and invincibility options.

When on the Cloud Citadel level, get past the first checkpoint. Jump onto the ledge above, where the flame is above you. Then, jump into or above the flame to get stuck. There is no way to get down. Also, this is best done with Nikki.