Creature class

Spellcasters come in a wide variety of disciplines.

Clerics

Clerics power their spells with their faith.

Chronarchs

Chronarchs are mages who specialize in the manipulation of time. These specialized mages are employed by the Izzet League.

Dementia Casters

Dementia Casters are members of the Cabal. They have have the unique ability to summon nightmares from their personal "dementia space", a place populated with the caster's greatest fears and all beings he has killed.

Druids

Masters of nature magic.

Lawmages

A specialized mage under the employ of the Azorius Senate.

Planeswalkers

Incredibly powerful, nearly immortal beings, and the most powerful of spellcasters.

Shamans

...

Spellshapers

...

Taskmages

Mercenary spellcasters with an arsenel of destructive spells.

Wizards

Wizards, also called Mages, in general are beings able to use mana and cast spells. These spellcasters are usually associated with blue mana. They can be found in all colors though. wizards take a methodical approach to magic. Wizards need years of practice to master their spells.

Yamabushi

Warrior priests of Kamigawa.