Dread Defiler

Oracle Text

Devoid (This card has no color.)

3C, Exile a creature card from your graveyard: Target opponent loses life equal to the exiled card's power. (C represents colorless mana.)

Card Rulings

1/22/2016 Use the card’s power as it last existed in your graveyard to determine how much life is lost.
1/22/2016 A creature token is not a creature card. Although a token does go to the graveyard briefly if it dies, it ceases to exist before you have the opportunity to do anything.