Jaina Proudmoore

{t}: Freeze target tapped creature.(Frozen creatures
don't untap during their controller's next untap step.)
3 XP: Frozen creatures your opponents control
have last strike.
7 XP: Creatures your opponents control enter
the battlefield tapped.
10 XP: Whenever a creature attacks you, it's controller may pay {1}. If they don't, freeze the attacking creature.
Ice to meet you, Batman.