Creature — Zombie Mutant
Feral Ghoul
Menace Whenever another creature you control dies, put a +1/+1 counter on this creature. When this creature dies, each opponent gets a number of rad counters equal to its power.
From Magic: The Gathering.
Exact printings
Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6o6qv83ycvpb1h8ckyhd0l.