Nevermore, the Shadow Fiend

Whenever a creature your opponent controls dies, put a Soul counter on Nevermore, the Shadow Fiend.
When Nevermore, the Shadow Fiend dies, it deals damage equal to the number of Soul counters on it to target creature or player.
{3}{b/r}: Nevermore, the Shadow Fiend deals damage equal to the number of Soul counters on it to target creature.