Aside from the obvious Helm of the Host, you have options
With no chess clock for best of one gameplay, it can lead to very, very, VERY, long games if the losing player chooses not to concede
Hopefully you all enjoyed this
We all are. King T'Chaka Illustrated by Nereida Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
Sending someones hard-earned graveyard back to their library can be a back-breaking play against reanimator decks, Underworld Breach, or even Thassas Oracle, as your opponent will often have too many cards in their library to win the game after putting their graveyard back into their library
Anthem aside, the best part of this Assassin's Creed card is to O-ring a creature from each opponent