Ureni, the Song Unending 233 (Promo Pack: Tarkir: Dragonstorm)

Flying, protection from white and from black When Ureni enters, it deals X damage divided as you choose among any number of target creatures and/or planeswalkers your opponents control, where X is the number of lands you control.

NM - $5.60
LP - $4.50
MP - $3.40
HP - $2.30
DMG - $2.20