That jerk. [She's been trying really hard to keep a lid on her burning desire for Jack's head on a pike, but it's been difficult.]
Anyway. The ability is locked to us, but I don't know what would happen if Snowman wore the ring. That would probably be a worst-case scenario, and all I could really do is try to damage control. [Which is to say, try and prevent as many people from dying as possible.]