Selvala, Heart of the Wilds 429 (Jumpstart)

Whenever another creature enters, its controller may draw a card if its power is greater than each other creature's power. {G}, {T}: Add X mana in any combination of colors, where X is the greatest power among creatures you control.

NM - $13.30
LP - $10.70
MP - $8.00
HP - $5.40
DMG - $2.70