Craxus was the love of the mortal who would once be Q.
Craxus is the mentor of Q, Emile, and Aaron Thompson.
Craxus is a 7th generation Brujah.
Craxus feels a bit betrayed by Q, in that she acts much more like a Nosferatu than a Brujah despite the fact that he was her first contact with Kindred society.
Craxus hates Byron and would not lift a finger to save him. Craxus is a rebel at heart and eschews many conventions of the Camarilla.