Midnight Banshee 86 (Modern Masters 2015)

Wither (This deals damage to creatures in the form of -1/-1 counters.) At the beginning of your upkeep, put a -1/-1 counter on each nonblack creature.

NM - $6.50
LP - $5.00
MP - $4.00
HP - $2.50
DMG - $1.50