Zuko, the Disonored Prince

Haste, Vigilance
The search of the Avatar- {2}{w}: You gain 4 life and become the monarch. Activate only if Zuko has dealt damage to an Avatar this turn, once per turn and only as a sorcery.
At the beginning of your upkeep, if you're the monarch, gain 4 life.

I Don't Need Luck, Though. I Don't Want It. I've Had To Struggle And Fight And That's Made Me Strong. It's Made Me Who I Am.-Zuko