Heroic Thok 10 man, got a couple attempts in on him last night and I haven't done any research yet.
What to run, what order on the doors and how to kite properly. Cooldown usage and w/e else. Thank you.

BrM / Blood

Disc Priest / Holy Paladin
Elemental / Balance with resto off specs

Rogue / Ret for melee
Hunter / Mage / Shadow for ranged