Cotn comes with all the standard MC 3.0 classes along with Zombie, Paladin, Elemental, BladeMaster, Dragon and Shinobi. It has 200 Race Levels which many things are dependant on, such as the skills/spells in practice. When gaining a level the player gains practice points good towards spells and skills. There is a Proficiency System. there are a good deal of races some with powers.