Hit ENTER to enter chat mode, type in the following code and hit ENTER again (note: these codes only work in single-player):

Code Result

black sheep wall - entire map revealed
breathe deep - gives you 500 vespene gas
Food for thought - ability to build units beyond the support limit
game over man - instant loss
man over game - instant win
medieval man - gives free upgrades to units
modify the phase variance - gain ability to build any building, regardless of requirements
noglues - Opponent can't use psionics
Operation CWAL - speed up construction of buildings and units
ophelia - Enter this to enable level skipping cheat. Then enter the mission you want to skip to (i.e. terran10, Zerg5, Protoss7, etc.) to go there
Power overwhelming - God Mode
Radio free zerg - Zerg song (must be playing Zerg)
Show me the money - gain 10,000 gas and 10,000 minerals.
something for nothing - everything available is upgraded
staying alive - prevents the mission from ending due to victory or defeat
the gathering - gain unlimited energy to all casting units
there is no cow level - completes current mission
war ain't what it used to be - no fog of war
whats mine is mine - gives you 500 minerals

terran - Terran mission select
zerg - Zerg mission select
protoss - Protoss mission select
speldin - a more powerful terran nation
asstroids - lots of money

For supernuke, when game is loading, type "xmy66p" five times