Telekinesis

Instant    (CMC:2)

Tap target creature. Prevent all combat damage that would be dealt by that creature this turn. It doesn't untap during its controller's next two untap steps.

52 ME1 • ENDaniel Gelon

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Legal in: Legacy,Vintage,Freeform,Prismatic,Tribal Wars Legacy,Singleton 100,Commander

Oracle Text (click to copy):

9/16/2007
Telekinesis' ability doesn't lock in who the creature's controller is when it resolves. If the creature changes controllers, it won't untap during its controller's untap step until it has not done so twice, regardless of who its controller was during any of those untap steps.