Malenia, Blade of Miquella

Lifelink, haste
Waterfowl Dance - Whenever Malenia,
Blade of Miquella attacks, you may pay
{r}{w}{b}. If you do, it gains first and
deathtouch until end of turn
When Malenia, Blade of Miquella dies,
return it to the battlefield transformed under
its owners control.