Various cheats
     While playing, press [ENTER] then type any of the following codes:

Code                    Result 
~makemyday              Enable Cheat Codes 
~baegopa                Add 500,000 to All Resources 
~simsimhae              Fast Build 
~dayspring              Reveal Map 
~godblessu              Full Health 
~amosbemerciful         Full Mana 
~knowledgeispower       Fast Mana Rejuvenation 
~opensesame             Open All Doors in RPG Mode 
~hastalavista           Destroy Selected Unit or Structure 

RPG Mode
     While in RPG Mode, use "." instead of "~" with cheat codes.

Cheats added in patch v1.09
     While playing, press [ENTER] then type any of the following codes:

Code                    Result 
~lickmybun              Level Up 
~theuntouchable         Invincibility