Stu

Stu is a a summonable NPC in Forts and Flags. He is based off of the minifigure™ in the LEGO Universe intro and is (in FaF's continuity) thought to have been Bob's brother.

Appearence in the LEGO®Universe™Trailer
Stu is based off of the minifigure in the LU trailer. It is debatable whether he is, in fact, Bob himself.