{3}: Exile another target creature you control, then return it to the battlefield under its owner's control. Whenever another creature enters the battlefield under your control, you may pay {G/W}. If you do, put a +1/+1 counter on it. If it's a Unicorn, put two +1/+1 counters on it instead. ({G/W} can be paid with either {G} or {W}.)
NM-Mint - $6.20
Lightly Played - $5.60
Moderately Played - $4.90
Heavily Played - $4.30
Damaged - $3.10
NM-Mint Non English - $6.20
Lightly Played Non English - $5.60
Moderately Played Non English - $4.90
Heavily Played Non English - $4.30
Damaged Non English - $3.10