Damping Matrix
Artifact
Activated abilities of artifacts and creatures can't be activated unless they're mana abilities.
The priests tried cursing it. The mages tried dispelling it. In the end, they all obeyed it.
Commander bracket
Derived from card traits, not a ruling — bracket rules turn on how a deck intends to use a card. Bracket rules
EDHREC
Combos 4
Format legality
Rulings
- 2017-03-14
A mana ability is an ability that produces mana, not an ability that costs mana.
- 2017-03-14
Activated abilities contain a colon. They’re generally written “[Cost]: [Effect].” Some keyword abilities, such as equip, are activated abilities and will have colons in their reminder text.
- 2017-03-14
Damping Matrix’s ability affects only artifacts and creatures on the battlefield. Activated abilities that work in other zones (such as bloodrush or unearth) can still be activated. Triggered abilities (starting with “when,” “whenever,” or “at”) are unaffected.