The wraiths are about 200 yards from the hilltop, while the zombies are bouncing off of the Ward versus unread surrounding the hilltop, and are scattered back to near the wraiths. The three enhanced zombies are near the wraiths.
Ok, so I basically have held action. The triggering event is when something actually manages to get within 30' of me. I will actually act at that time. Next up is the zombies. Your move, @Ker'ion .