Preferring to influence events with knowledge rather than power, Gandalf uses rhetoric to state his case. As one of the Istari, he is entrusted with guiding the lives of men with empathy and understanding. Magic comes into use only when there are no other alternatives.
Signature Spells: Creates light, invisiblity, breaks bridges, fireworks
Weaknesses: Powerless without staff
Trump Card: Can return from the dead

Ancient and full of cockiness, Ulrich of Craggenmoor has lived a long time. He has taught his apprentice well -- which is a good thing, since he dies about ten minutes in. But fear not! His resurrection comes just in time to slay the dragon.
Signature Spells: Returning from death, channeling via amulet
Weaknesses: Knives
Trump Card: Can explode