Captain Baker was the Team leader for ODST Fireteam Badger. He's led the Fireteam in countless battles and won, even though he sacrificed his own life to destroy an important abandoned building in New Mombasa which the Covenant couldn't get their hands on.

Halo-3 odst

Captain Baker on the roof of the building just before he blew it and himself up


Captain Baker on the street level outside the building