While you are playing, press enter and type in the name of the code and press enter.

Code - Effect :

power overwhelming - All units are invincible
food for thought - Disable Food/Psi Requirements
staying alive - Disable Level Victory
war aint what it used to be-Disable persistent Fog of War
modify the phase variance - Disable Tech Tree
ophelia - Enable level skipping
operation cwal - fast build mode
medievel man - Free Technology Upgrades
something for nothing - Free Upgrades to all units
the gathering - Infinate Energy
game over man - Instantly lose current level
there is no cow level - Instantly win current level
breathe deep - Receive 10,000 Gas
whats mine is mine - Receive 10,000 Minerals
show me the money - Receive 10,000 Minerals and Gas
black sheep wall - Reveal entire map