Just a few permanents that come in and destroy stuff that harms our combo
In Standard, Destroy Evil sees lots of play given the dominance of four-toughness Creatures and Enchantments like Wedding Announcement
Marrow-Gnawer As excited as I am to see what Vren, the Relentless does for rat-typal decks in Commander, I have no doubt that Marrow-Gnawer will remain the best commander for the archetype
Ideally, we would remove some of the fringe mechanics like Myriad and Vanishing, but it's good to know what they do, and the cards that utilize them are fairly straightforward
Tarrians Journal / The Tomb of Aclazotz A really bad Deadly Dispute effect is reasonable in a pinch
Storm, Force of Nature's EDH decks focus on the MTG storm mechanic ( shocker )