Malenia, Blade of Miquella

Flying, vigilance, haste
Whenever a player attacks with three or more creatures, you draw a card.
Whenever a player attacks with five or more creatures, Malenia deals 3 damage to each of your opponents and you gain 3 life.

"I am Malenia, Blade of Miquella. And I have never known defeat."
—Malenia, Blade of Miquella