Maliketh, the Black Blade

Deathtouch, trample

As long as an opponent's total is less than or equal to half their starting life total, Maliketh has indestructible.

When Maliketh enters, exile all graveyards.

If a card or token would be put into a graveyard from anywhere, exile it instead.

{4}{w}{b}{b}, {t}: Exile another target nonland permanent. Activate only during your turn.