Doomsday Excruciator is a new Demon Creature from MTGs upcoming horror-themed world of Duskmourn, and it can be a real nightmare for any player to deal with after it exiles almost every card in their deck
While being a sorcery does weaken it a bit, it's a big upgrade to other cards with similar effects, and especially strong in Final Fantasy Limited formats
It a way it discounts your spells allowing you to ramp into bigger spells earlier: a sort of ramp
Multiply that by a dozen spells or so, and you'll have a game-winning situation
This made for a misfit assortment of bad creatures that were given the task to win the game against an army of Rebels, a super-efficient creature type in any non- Tempest block
With things like Rogue's Passage and Whispersilk Cloak so easily accessible in Commander, Virtus can sneak right by creatures even without Gorms help