Sorlasra, Rage Incarnate

Flying, haste
Whenever Sorlasra, Rage Incarnate or another
Dragon enters the battlefield under your control,
roll a d20. Sorlasra, Rage Incarnate deals damage
equal to the result divided as you choose among
any number of targets.

"Her fury is matched only by her contempt for all
living things that would stand against her in the
name of justice."