Bogslither's Embrace 94 (Lorwyn Eclipsed)

As an additional cost to cast this spell, blight 1 or pay {3}. (To blight 1, put a -1/-1 counter on a creature you control.) Exile target creature.

NM - $0.50
LP - $0.50
MP - $0.50
HP - $0.50
DMG - $0.50