During gameplay, press Enter and type any of the following:

Cheat Code - Granted Wish

#CAN I PLAY WITH MADNESS - God Mode
#FORTUNES OF WAR - Add Money
#BE QUICK OR BE DEAD - Quick Build/Research/Contruct
#FEAR OF THE DARK - Reveal Map
#THE CLAIRVOYANT - Reveal map under explored terrain
#REVELATIONS - All campaign missions unlocked