Viridian Longbow 270 (Mirrodin)

Equipped creature has "{T}: This creature deals 1 damage to any target." Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

NM - $3.50
LP - $2.80
MP - $2.10
HP - $1.40
DMG - $0.70