-[X] Use the shortest and most twisting pathways to deny him the time and line of sight for a good shot. If he still gives chase and escaping looks impossible, hide behind a narrow corner to ambush him. If a battle starts, use all your skills and powers right from the beginning to burst the mage down as quickly as possible.
-[x] Sneak in close a possible avoiding twigs to get to extreme close range. Use stealth game tactics. Tossing things from areas it can't see to distract it. Then hit it with Holy strike focused into a combo after buffing.