mtg cards banned in commander Magic: The Gathering's Bans Controversy Explained Magic The Gathering: Commander Banned

205.1b Some effects change an objects card type, supertype, or subtype but specify that the object retains a prior card type, supertype, or subtype

(2023-06-16) If you're fortunate enough to open or draft ten or more Nazgl during a Limited event, you can include only nine of them in your deck

Grub, Storied Matriarch / Grub, Notorious Auntie Early in the game, Grub, Storied Matriarch // Grub, Notorious Auntie provides great value by recurring goblins from your graveyard

For non-creature removal, Invoke Despair is Mono Blacks best card

I remember when this guy was $2 back in the day its expensive mana cost just meant it never saw the table in Standard (or early Commander)

The results were pretty darned cool, to be frank about this, and I myself even am guilty of doing this