Diablo, Lord of Terror

Trample
{5}{b}{r}: exile all attacking non-legendary creatures your opponent controls until the end of their turn, then put one -1/-1 counter on each creature exiled this way.
{x}{b}{r}: create x Black 1/1 Shadow Demon creature tokens.
"Diablo was the youngest of the Prime Evils, but I found him the most dangerous, for his power over terror left him incapable of feeling fear."
- Deckard Cain