Press TAB while playing and then type one of these 
 codes (If TAB doesn't work, type ~ instead of TAB):
 
 allammo - All Ammo
 behindview 1 - External View
 behindview 0 - Normal View
 flush - Fix bad textures on walls or creatures
 fly - Fly Mode
 ghost - No Clipping Mode
 god - God Mode
 hideactors - Hide all monstersweapons...
 showactor - Show all monstersweapons...
 invisible0 - Invisibility off
 invisible1 - Invisibility on
 killall (monster) - Enter the name of the monsters you want to kill
 killpawns - All monsters on the current level are dead
 open (mapname)    - Levelselect
 playersonly - Timer freezes
 slomo (number)    - Change the speed of the game (1.0 is normal)
 summon (item)     - Summon weapon, item or monster
 suicide - Suicide
 walk - Walk Mode (use it after pressing ghost or fly)
 
 
 After calling up the game console with the 
 tilde key (~), type:
 
 summon klingons.<item>
 
 where <item> can be:
 
 Daktagh (weapon 1)
 Disruptorpistol (weapon 2)
 Disruptorrifle (weapon 3)
 Assaultdisruptor (weapon 4)
 Spinclaw (weapon 5)
 Grenadelauncher (weapon 6)
 Rocketlauncher (weapon 7)
 Sithhar (weapon 8)
 Particlecannon (weapon 9)
 Batleth (weapon 10)
 Cipherkey
 Genetickey
 Palmkey
 Passcardkey
 Retinalkey
 Combatarmor
 Combatgoggles
 Communicator
 Gagh
 Tricorder
 Vacsuit
 
 This is only a partial list of the items that can 
 be summoned in the game.