Cauldron Familiar Aside from being my favorite black card ever printed, Cauldron Familiar is an insane creature that has wrecked many formats, including Eternal ones such as Modern, thanks to its nasty tendency of being oppressive enough to shut down aggro decks, or even to go infinite with cards such as Samwise Gamgee and any sacrifice outlet
While its true that most dogs have a bark thats worse than their bite, the same cant be said for this good boy
Gengar ex comes with a powerful ability that blocks opponents from using Supporter cards as long as it's in the Active Spot
Teferi, Mage of Zhalfir Teferi, Mage of Zhalfir has to be one of the most annoying commanders to play against
It may not be the most consistent attacker, but Goblin Attack Force is a perfect defender if you choose to leave it in attack position past defensive uses, its survivability makes it a great investment when trying to set up for a stronger monster
Bottom of the list for being so narrow, though