The Eye of Calling
A necromantic spell creature looking like a greenish, floating eyeball, hovering over the heads of the shambling horde.
It’s been following them from deeper within the temple.
You can see, tethered to it exactly where the optic nerve would be normally, a small, ethereal green tether of magic, leading back into the temple.
The eye, along with the fresh group of skeletons, passes by your hiding spot without seeing you.
You see the eye situate itself above the temple door, watching the battle outside with interest…