Magewright's Stone

Artifact    (CMC:2)

, : Untap target creature that has an activated ability with in its cost.

The stones hark back to an age before civilization, when the living earth blessed all who trod its untamed wilds.

162 DIS • ENHiroshi Tanigawa

™ & © 1993—2006 Wizards of the Coast

Legal in: Modern,Ravnica Block,Legacy,Vintage,Freeform,Prismatic,Tribal Wars Legacy,Classic,Singleton 100,Commander

Oracle Text (click to copy):

Magewright's Stone {2} Artifact {1}, {T}: Untap target creature that has an activated ability with {T} in its cost.

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View this MTG card on Gatherer

5/1/2006
If an activated ability with  in its cost is granted to a creature by an effect (such as Hypervolt Grasp's effect, for instance), Magewright's Stone can untap that creature.
5/1/2006
This looks for the  symbol. The phrase "tap an untapped creature you control" isn't the same and doesn't count.

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