Corrin, Draconic Heir

Flying, Vigilance
When Corrin, Draconic Heir enters or attacks, deal 5 damage to any target.
Draconic Form-Until end of turn, Corrin, Draconic Heir becomes a Dragon with base power
and toughness 7/7 and gains menace and lifelink.
Smash Attack(Torrential Roar)-{10}:Choose one:
Flood the Battlefield: Tap all creatures your opponents control. They don't untap during their next untap step.
Empower the Tide: Create a 10/10 blue Dragon creature token with flying and trample.
Wave of Rebirt