Quote Originally Posted by Klesh View Post
Right after you dismount and are able to move/cast, use righteous defense and move them away from your DPS/Healer. Drop consecration and use hammer of the righteous for some threat, then drop totems, equip your weapons, split up your team (to reduce poison cloud damage). With some practice you shouldn't die anymore after mounted combat.
another trick for after all the mobs have dismounted is too run out of the instance, when you reenter you'll be able to start the fight whenever you wish against the three.