Although, in cases where an artifact-based solution is available (such as Wishclaw Talisman, Priest of Yawgmoth or Grim Hireling), we should perhaps give those greater priority
Adding a second Craterhoof Behemoth to search for does not guarantee wins, so you would need to add the combo of Xenagos God of Revels and Emrakul, the Aeons Torn as the win condition
Illustrated by Dominik Mayer Standard Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
We know now that Heroes In A Half Shell nearly got the Eminence treatment, so I have to wonder whether the same conversation was had about Captain America
This one does have a built in self destruct any time it's targeted
Rather than being a dead card, this will swell in size by a pair of +1/+1 counters for each opponent who cannot discard