The Capitan of the Halycon Cruiser the Pillar of Autoum. He has a main role on the plot in the game Halo:CE.
-Master Chief: Capitan Keys
-Capitan Keys: Good to see you master chief. Things aren´t going well, Cortana did her best but we never really had a chance.
-Cortana: A dozen Convenant Battleships against a single halycon type cruiser and those odds. We have four kills.