Yelena, the Corpse Chandler

Whenever a nontoken creature dies, create a
1/1 colorless Golem artifact creature token named Corpse Candle.
{1}{r}: Creatures you control named Corpse Candle get +1/+0 until end of turn. Sacrifice each creature named Corpse
Candle that attacked or blocked this turn at
the beginning of the next end step.