A mutant mouse with a few surprises.
This submissions was desgined for a modern supers campaign, but could be adapted to other super campaigns with a little work. http://www.strolen.com/content.php?node=1901 )
"You do not need to be a cleric to bring light into the world."
(a Mage follower of Isis, npc suitable for any fantasy campaign with gods of light.)
A modern day doctor who’s lack of morality has led him down dark demoniacally unnatural paths he hopes will give him complete control over his patients lives.
Rage, lady assassin of the streets and defender of the downtrodden.
Magic should have side effects, both expected and unexpected - fortuitous and deplorable. Expected side effects add anticipation, while unexpected ones increase the drama of the scene. The result can be comedic or dire, it dpends on which circumstances work best for your game.