My Forces Are Innumerable (11)

Archenemy: Nicol Bolas Schemes My Forces Are Innumerable Ongoing Scheme (An ongoing scheme remains face up until it’s abandoned.)
At the beginning of your end step, create a 3/3 black Horror creature token.
At the beginning of your opponents’ end step, they may sacrifice two creatures of their choice. If they do, abandon this scheme. Illustrated by Seb McKinnon All Magic: The Gathering (MTG) card images and symbols Wizards of the Coast