2 comps
WLD (Warrior / Lock / Druid)
Warrior/Lock pressure married to Druid mobility and Cyclone. Constant Mortal Strike + DoT damage while the druid kites and locks the enemy healer out with Cyclone. Strong cleave with real staying power.
Cleave
5s Double-Healer Control
The attrition archetype: a healer-heavy core with a warrior + mage for pressure and CC. You almost never lose a teammate first and grind the enemy out — but you need a real kill condition to close, not just survive.
Sustain