Soul Displacer

Tether 3(Whenever a permanent is exiled or phases
out, you may pay {3} and 3 life to exile 3 target
non-land permanents and return them to play under
owner's control at the end of that player's next turn.)
{4}{u}{b}: Put the top 3 cards of your library into
your graveyard. You may remove a creature card
from your graveyard with a converted mana cost
X and pay X life to put X -1/-1 counters on X
target creatures. You may play this ability as a
sorcery only once a turn.