Kor Hookmaster | Magic: The Gathering
Formats Kor Hookmaster is Legal in
Official Oracle Text for Kor Hookmaster
Official Rulings for Kor Hookmaster
10/1/2009 : If the targeted creature is untapped at the time its controller's next untap step begins, this ability has no effect. It won't apply at some later time when the targeted creature is tapped.
10/1/2009 : If the affected creature changes controllers before its old controller's next untap step, this ability will prevent it from being untapped during its new controller's next untap step.