Ob Nixilis of the Black Oath Emblem

Description

Ob Nixilis of the Black Oath Emblem (CMM-E52) is an Emblem tied to the Nixilis subtype. It grants an activated ability allowing its controller to pay 1B and sacrifice a creature to gain X life and draw X cards, where X is that creature's power. As an emblem, the effect persists in the game once created rather than being played from a hand.