Single Combat [War of the Spark Prerelease Promos]Set: War of the Spark Prerelease Promos Type: Sorcery Rarity: Rare Cost: {3}{W}{W} Each player chooses a creature or planeswalker they control, then sacrifices the rest. Players can't cast creature or planeswalker spells until the end of your next turn. Not even a threat to the entire Multiverse could persuade them to put aside their feud.