Zophiel, Apocalyptic Harbinger

Flying, Indestructible
When Zophiel, Apocalyptic Harbinger enters the battlefield, destroy each creature target player controls. Zophiel, Apocalyptic Harbinger deals
three times the number of damage to that player
for each creature it destroyed.
{7}{b}{r}, {t}: If a spell or ability would cause its controller to gain life, that player loses three times
that much life instead.