I don't do PnP so I can only post from my online games.
In Hellgate: London I love my Evoker Selune. Her real name was Sandra but she lost her fiance to the Demons and have discovered her powers, and joined the Cabalist's to kill her enemies and get her revenge.
In Sacred 2 at the moment I love being the Dragon Mage, he is a Dragon Knight specialised in the Dragon Magic aspect to turn into either a Dragon Frenzy to deal with bosses or tougher enemies or Dragon Form to spray fire on groups of monsters.
And when non of those is available, calling dragons to rain fiery death on the battle field, or burn monsters in his path.
(I find this an appropriate place to get my 500'th post, as I love RPG