Deaaj, Hell's Keeper

Sinful {2}{b} (If this card would be put into your
graveyard from your library, exile it instead. When
you do, cast it for its sinful cost or put it into your
graveyard.)
Flying
Whenever another creature you control dies,
for each other artifact or creature card in your
graveyard, you draw a card and you lose
1 life.