Players reunited with hero Master Chief, but could also assume the role of the alien Arbiter, who left the Covenant to fight along side humanity.

玩家们在其中不仅可以扮演他们的英雄士官长，还可以扮演离开星盟与人类并肩作战的外星神风烈士。

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But its continued reputation as the chief arbiter of cool is being challenged.

CNN: Is Apple losing its cool?

By strongly backing Mahmoud Ahmadinejad for president, Khamenei, Iran's equivalent of commander in chief, forfeited his role as an arbiter standing above the political fray and shut the door for a possible compromise.

CNN: Commentary: Iran's sons and daughters will win

As a chief executive who appreciates great leadership, I am confident that history, the ultimate arbiter, will judge his first term favorably.

FORBES: Why This CEO Supports the President: He Holds the Difficult Middle Ground