Azula, Fire Nation Princess

Flash
Royal Command — When Azula enters, tap up to two target creatures. Those creatures don’t untap during their controller's next untap step.
Charged Ambition — Whenever you cast an instant or sorcery spell, put a charge counter on Azula.
Remove X charge counters to deal X damage to any target.
Lightning Strike — 2R: Azula deals 3 damage to any target. If a creature dealt damage this way would die this turn, exile it instead.
"I Will Not Hesitate To Bring You Down."