Stony Silence

#21

Enchantment

Activated abilities of artifacts can't be activated.

Let moss grow over gargoyles —Gavony saying meaning "forget painful memories"

Legalities

standardpioneermodernlegacyvintagepaupercommanderbrawl

Rulings (3)

2017-03-14 Stony Silence's ability affects only artifacts on the battlefield. Activated abilities that work in other zones (such as cycling) can still be activated. Triggered abilities (starting with "when," "whenever," or "at") are unaffected.
2017-03-14 No abilities of artifacts can be activated, including mana abilities.
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.