A Possibility

Theo had held back when the group entered the necromancer lair. He had not hunted one himself, but knew of their work.
After a time however, he put his fears aside and went in.
He had nearly gotten killed passing rows of stone caskets, turning at the sound of scraping bone to see the undead frozen in place.
Making quick work of those he stared at, he sprinted out of the chamber.
Finding himself in the main hall, he drew his bow at the sight of the necromancer himself, commanding a wolf.
"What happened to the travelers that entered?"