Various Cheats
Go to the console by pressing ~ then type the following:

ALLAMMO = all ammo and guns
FL = flying mode
GHOST = walk through walls
GOD = God mode
INVISIBLE = invisible
KILLPAWNS = kills all monsters
WALK = turns off GHOST or FLY
SLOMO # = slow or speed up the game
SUMMON # = where # is weapon name--lets you add a weapon or an item to the world
PLAYERSONLY = freezes time on/off
OPEN # = where # is map name--jump to any map
BEHINDVIEW 1 = third-person perspective
BEHINDVIEW 0 = restores default perspective

Play as Data

During the game levels press tab or ~ key to write a code.

(type: summon federation data)

Then your klingon self will change into Data with federation weapons and then you will have new klingon honor guard levels