Talon of Pain 150/165 (Darksteel)

Whenever a source you control other than this artifact deals damage to an opponent, put a charge counter on this artifact. {X}, {T}, Remove X charge counters from this artifact: It deals X damage to any target.

NM - $0.70
LP - $0.70
MP - $1.50
HP - $0.70
DMG - $0.70