[Shovah32]

You forgot phoenix pyre, possibly the best buff these guys can cast. With it cast(and sufficent reinvigoration) their battles should go like this.

1)Buff
2)Kick several kinds of ***
3)Eventually get killed
4)Explode upon death, killing many enemies
5)Reappear on battlefield with full health and some fatigue
6)Let reinvigoration remove fatigue
7)Repeat steps 2-6 as required