Cheat mode:
Press (Backspace) to pause the game and type one of the codes:

Result - Code:

Reverses control - stupid
View Magic Touch development team - magicteam
Fast game play - gonuts
Open all secret entrances - azertyqwerty
Extra life - reincarnation
99 lives - givemethemagictouch
Disable all toggled cheats - nocheats
Display coordinates - position
Invincibility - superskunny
Reduce keys needed for exit by 10 - keymaster
Opens exit - opensesame
End current level - iamcheating
Kill enemies on contact - begonevilebeast
Upside down level - topsiturvy
Wiggles level - feelingsick
Invisible, except for eyes - prestochanger
Show overview map of level - gatekeeper