demonlord belzenlok

Flying, Trample
when demonlord belzenlok enters the
battlefield, exile cards from the top of your
library until you exile a nonland card, then
put that card into your hand. if the cards
converted mana cost is 4 or greater, repeat
this process. demonlord belzenlok deals 1
damage to you for each card put into your
hand this way.