Modern Masters 2017 (mm3) | ||
| #218 ⸱ Rare ⸱ English | ||
 Variations— Parts— | Damping Matrix
Activated abilities of artifacts and creatures can't be activated unless they're mana abilities.
LegalitiesLegal Duel Predh Legacy Modern Vintage Commander Oathbreaker Not Legal Brawl Penny Future Pauper Alchemy Pioneer Explorer Historic Standard Timeless Gladiator Oldschool Premodern Standardbrawl Paupercommander RulingsA mana ability is an ability that produces mana, not an ability that costs mana.
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