Damping Matrix Tweet Fredericton: LP, English, 1 In stock CAD$ 0.85 Moncton: MP, English, 1 In stock CAD$ 0.70 View this product on the Buylist Details Color: Artifact Card Text: Activated abilities of artifacts and creatures can't be activated unless they're mana abilities. Rarity: R Card Type: Artifact Name: Damping Matrix Finish: Regular Card Number: 218/249 Set Name: Modern Masters 2017