The Mishra Factory would be a 6/6
There isn't a concrete schedule of updates like there are for Constructed format banned & restricted announcements
Hashaton, Scarabs Fist Hashaton, Scarab's Fist is impressive, to say the least
But there are larger cards that want you to sacrifice them, like Prowling Geistcatcher and Corpse Augur, and those seem a perfect fit for Shadow, Mysterious Assassinone of the few sacrifice commanders that benefit when your lambs are large
Duskmourn: House of Horror Death Toll Commander Deck includes: 1 ready-to-play deck of 100 Magic: The Gathering cards (2 Traditional Foil Legendary cards, 98 nonfoil cards) 2-card Collector Booster Sample Pack 8 new-to-Commander cards 10 new Archenemy cards 10 double-sided tokens 1 deck box (can hold 100 sleeved cards) 1 Life Wheel 1 strategy insert 1 reference card
And with that, theres fan clamour for cards