Thel 'Vadam

"Were it so easy..."

- Thel 'Vadam's catchphrase. "Parasite! Rise up and I shall kill you -- again and again!"

- Thel 'Vadam to the Flood.

Thel 'Vadam, formerly known as Thel 'Vadamee and more commoly known as The Arbiter, is the deuteragonist of the last two games in the oringinal Halo trilogy. He was a Sangheili, or Elite, that served the the Covenant, but following the betrayal of the Covenant Hierarchs and the revelation of the true nature of the Halo rings, he turned his back on the Covenant and became the founder and leader of the Covenant Separatists, and allied himself with the Master Chief.

He was voiced by Keith David.