Contagion Engine 145 (Scars of Mirrodin) - Foil

When this artifact enters, put a -1/-1 counter on each creature target player controls. {4}, {T}: Proliferate twice. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)

NM - $51.40
LP - $41.10
MP - $30.80
HP - $20.60
DMG - $10.30