Cheat Codes:
During gameplay Press Ctrl +  to bring up the in-game console (European players may need to press Ctrl + +). Type any of the following codes into the console.

Code - Result:
UI:FOWEnable(0)  - Disable Fog of War
LogSender:ProvideGood[###] - Provides ### of all goods
LogSender:AddMoney[###] - Provides player ### gold
LogSender:GodMode[1] - Invincibility
LogSender:NoManaUsage[1] - Unlimited use of spells and abilities