Vecna

When Vecna enters, you draw a card and you lose
2 life.
At the beginning of your upkeep, you may pay {2}. If you do, you draw a card and you lose 2 life.
At the beginning of combat on your turn, equipped creature or a creature named Vecna gets +X/+X
until end of turn, where X is the number of cards
in your hand.
At the beginning of your end step, if you lost 2 or
more life this turn, create a 2/2 black Zombie
creature token.