Arbiter

Arbiter could refer to the following:


 * Arbiter (Rank) - A temporary Covenant Elite rank.
 * Arbiter (Halo 2 and 3) - The former Supreme Commander of the Fleet of Particular Justice, now the current Arbiter and leader of the Covenant Separatist movement.
 * Arbiter (Halo Wars) - The Arbiter of the Covenant during the Third Battle of Harvest, seen in Halo Wars.
 * The Arbiter (Level) - The sixth playable campaign level in Halo 2.