Type :debug and press ENTER] during single player game play. Then, activate the following cheats by entering the corresponding codes and pressing ENTER:
CHEAT FUNCTION - CHEAT CODE Set health for highlighted unit - :unit hitpoints=<number> Set movement for highlighted unit - :unit moves=<1-99> Set experience for highlighted unit - :unit experience=<number> Spawn unit - :create [<number>] Set unit level - :unit level=<number> Get gold - :gold <0-999999>
Enable cheat mode to create any unit anywhere on the field. RIGHT CLICK and select "create unit(debug!)" and choose your unit. By doing this way you can kill enemy leaders before they can recruit. You can also change a unit's side. RIGHT CLICK while over a unit and choose "change unit side(debug!)". This is useful for saving your units and leaders.