Damping Matrix Tweet NM-Mint, English, limit 10 CAD$ 0.79 / CAD$ 1.03 credit Buy this product instead Details Color: Artifact Card Text: Activated abilities of artifacts and creatures can't be played unless they're mana abilities. Rarity: R Cost: 3 Card Type: Artifact Artist: Mike Dringenberg Name: Damping Matrix Finish: Regular Card Number: 161/306 Set Name: Mirrodin