The crew of the U.S.S
Keeping opposing characters exerted stops them from questing and opens them up to be challenged immediately or on the following turn, and characters like Archimedes, Electrified Owl, Elsa, The Fifth Spirit, and Vanellope Von Schweetz, Random Roster Racer are all great for dealing with opposing exerted characters
Life-Gain Duals Also known as: Gain Lands, Life Lands, Refuges, Khans Taplands Sejiri Refuge Sejiri Refuge Tranquil Cove Tranquil Cove Blossoming Sands Blossoming Sands Graypelt Refuge Graypelt Refuge Dismal Backwater Dismal Backwater Jwar Isle Refuge Jwar Isle Refuge Akoum Refuge Akoum Refuge Bloodfell Caves Bloodfell Caves Rugged Highlands Rugged Highlands Kazandu Refuge Kazandu Refuge Scoured Barrens Scoured Barrens Wind-Scarred Crag Wind-Scarred Crag Swiftwater Cliffs Swiftwater Cliffs Thornwood Falls Thornwood Falls Jungle Hollow Jungle Hollow
The Game Changers list, a list of cards that are a bit too powerful for weaker Commander decks, serves as a sort of half-ban list
Maybe a g, y, or j reaches down further than it should