Noxur, Dread of Vex'ion

Flying, haste
When Noxur, Dread of Vex'ion enters the battlefield, it deals 4 damage to each other
creature and each planeswalker.
Whenever Noxur, Dread of Vex'ion deals combat damage to a player, exile the top 3 cards of your library. Until end of turn you may play
those cards by paying life equal to their mana
value instead of paying their mana cost.