Cairn, Mind Drinker

Flying, deathtouch, lifelink
Whenever Cairn, Mind Drinker deals combat
damage to a player, you may pay {x}{x}{b}. If you
do, that player discards X cards from their hand.
If a nonland permanent is discarded this way,
create a 2/1 black vampire creature token with
flying and lifelink. Otherwise, each opponent
loses 3 life and you gain 3 life.