Eternal of Harsh Truths 

Creature — Zombie Cleric
Afflict 2 (Whenever this creature becomes blocked, defending player loses 2 life.) Whenever this creature attacks and isn't blocked, draw a card.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL