Manthara, The Mythical

Flying, Deathtouch, Hexproof, Indestructible
{t}:{u/b}{u/b}{u/b}{u/b}
{t} Destroy all land creatures
{t}{1}{u/b}{u/b} Destroy all non-black creatures
{t}{x}{u/b} X creatures get +2+2 and Deathtouch
{t}{x}{2} Destroy X creatures