IDDQD = Gods mode
IDCHOPPERS = Adds a chainsaw
IDBEHOLD = Gives you options for turning Invisibility [I], invulnerability [V] , computer map [A] , Radiation suit [R] , light amp goggles [L] , berserker pack [S].
IDFKA = Gives you all weapons and keys
IDFA = Gives you all weapons and 1 of the keys
IDCLEV = Warp to any level, followed by episode and level, eg. IDCLEV23

IDCLIP =Walk through wall

Retype to uncheat