To build anything type 'modify the phase variance' and the upgrade cheat is 'something for nothing' but you have to do it 3 times.
Cheats
When the game start type enter then radio free zerg then enter = make rock & roll zerg music
When the game start type enter then black sheep wall then enter = make you see all map and even troop!!!
When the game start type enter then show me the money then enter = make you have 1,0000 gas, and minerels!!
When the game start type enter then food for thought then enter = make you have 200 supply depot!!
Different Cheats
While playing type in the following codes for various results
speldin:a more powerful terran nation
asstroids:lots of money
For supernuke, when game is loading, type "xmy66p" five times.
Energy
Type "The Gathering" at the start of your mission. Now you have infinite energy.
Fast Building
When you get to the start of your mission press enter and type "Operation Cwal". Now you build faster.
God Mode
When you get to the starting of your mission. Press enter then type "Power Overwhelming". Now you have god mode.
Level Skip
Once you have started a game press "ENTER" and type "There Is No Cow Level". It will take around 10 seconds and then a notice will say: "Victory!"
More Money
Type "Show Me The Money" at the start of your mission and get 1,000 minerals and 1,000 gases.
Super Building
While in-game in single player, type in "modify the phase variance" and you will be able to build any building you want! for example, if you type in this cheat, you can build a hydralisk den without the spawning pool! or a starport without the factory!