Fal'Chavamee disgraced the title of arbiter when he believed that his people discarded their adherence to honor in exchange for power, and firmly believed that the Great Journey was a lie propagated by the manipulative San 'Shyuum. For this act of heresy, the Prophets ordered his execution via duel. To forever tar Chavamee's legacy, the Prophets gave the title of Arbiter to disgraced Sangheili