Billowing Shriekmass 56 (Foundations)

Flying When this creature enters, mill three cards. (Put the top three cards of your library into your graveyard.) Threshold — This creature gets +2/+1 as long as there are seven or more cards in your graveyard.

NM - $0.70
LP - $0.70
MP - $0.70
HP - $0.70
DMG - $0.70