Hapatra, Vizier of Poisons is a rare Legendary Creature — Human Cleric card from Magic: The Gathering (Lorwyn Eclipsed Commander, ECC). Current market price: $0.35.
Whenever Hapatra deals combat damage to a player, you may put a -1/-1 counter on target creature.
Whenever you put one or more -1/-1 counters on a creature, create a 1/1 green Snake creature token with deathtouch.
