Is Stephon Marbury a good pick up for my Fantasy Team?

[mawinwinfield]

this is my roster:
Leandro Barbosa
Rasual Butler
Ray Allen
Paul Pierce
Chris Anderson(dropped Runny Turiaf to get him)
Shane Battier
Tyson Chandler
Chris Bosh
Shaq O'Neal
Matt Bonner
Rafer Alston
Mike Conley
Yi Jianlin