Press 'Delete'in 3D mode and enter the following codes to enable a cheat
THE FIVE HUNDRED: Kill own troops

DRESDEN: Set buildings aflame

BANNOCKBURN: Slay all opponents
STEEVE REEVES: Troops are harder to defeat

BUCKS FIZZ: Troops retreat
SESQUIPIDILIAN: All cheats
BASTILLE DAY: All walls breached
HEAMORRHAGE: Disable blood and gore
KILLCAM: Disable camera