Mortarion, Pale King

At the beginning of your end step, you may sacrifice an artifact, creature, enchantment, land, or planeswalker. If you do, each opponent may sacrifice a permanent that shares a card type with it. For each opponent who doesn't, that player loses 2 life and you draw a card.

¨Rot... decay... entropy. There are no other absolutes. To deny me is to deny those fundamental truths, to stall the inevitable. ¨