Tulvfen, Child of Sand

+1: Return target creature from your graveyard to the battlefield. You gain life equal to the returned creature's toughness.
-2: Put two +1/+1 counters on up to two target creatures. Creatures with +1/+1 counters on them cannot be blocked this turn.
-X: Exile X number of target creatures and put a token copy of each creature exiled this way under your control.