Queen Xolthuza

Eminence- once per turn. you may tap target
gorgon you control and pay {2}{b} to place a petrifaction counter on target creature an opponent controls. Target creature cannot atttack or use activated abilities. You may only use this us this ability on your turn.
When Xolthuza enters the battlefield, gain control of all creatures with petrifaction counters on them and remove those counters