Aurelia, the Law Above We have many iterations on Firemane Commandos draw a card when you attack with two or more creatures abilities, like Glimmer Lens and Chivalric Alliance
It also has Ward, meaning it cannot be chosen or targeted by actions, abilities, or items, leaving your only option to get rid of it being a good old-fashioned challenge
The final slots are a classic debate for all the Delver and Swiftspear decks I compared Dimir Mill to
Im obviously talking about proxies
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Another commander staple, its hard not to love everything Eternal Witness does