The other games in the series have also got a 75% discount down to...
£2.50 Overlord: Raising Hell ->http://store.steampowered.com/app/12710/
£5.00 OVerlord II ->http://store.steampowered.com/app/12810/
Prepare to be tempted, mesmerized and thrilled, become the Overlord, how corrupt you become depends on how you handle any given situation. Your actions impact the game world. With incredible power at your disposal and a team of evil minded minions to do your evil bidding, how will you resist the temptation to be incredibly despotic? THINK EVIL, BREED EVIL, CONTROL ALL!