Difficulty levels

 File:Very_Easy.png File:Easy.png File:Normal.png File:Hard.png File:Very_Hard.png File:Nightmare.png Difficulty levels modulate basically two parameters in the game: the monsters' health and output damage.

There are six difficulty levels: These levels can be chosen on custom and multiplayer games; and are locked in the campaign.

Campaign World difficulty
These are the pre-set difficulty levels in campaign worlds: