"Magic 2012", +m/can't\s(activate\s|be\sactivated|.*or\sactivate\s)/, +!"to cast spells or activate abilities" (3)
Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.
At the beginning of the end step, if enchanted creature's power is 4 or greater, destroy Arachnus Web.
During your turn, your opponents can't cast spells or activate abilities of artifacts, creatures, or enchantments.
When enchanted creature becomes the target of a spell or ability, destroy Ice Cage.
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