Witch Skin Hat

Whenever a creature dies, put a +1/+1 counter on equipped creature. If equipped creature is a Vampire, put
two +1/+1 counters on it instead.

Equip {1}

(Blade of the Bloodchief)

"I acquired this hat while draining the blood of a Bavarian Hexenbrenner, or witch burner. He must've noticed me eyeing it, 'cause in his dying breath, he said, 'Take my hat, it's cuh...' 'Yes, it is cool,' I thought."