Black Knife Assassins

Deathtouch
Creatures your opponents control lose ward, Hexproof, and Indestructible
{u}{b}{t}: Exile target tapped legendary
creature. Activate only as a sorcery.
On the night of the dire plot the stolen Rune of Death enabled the first Death of a demigod.
Later, the Rune of Death spread across the
Lands Between.