Self-mill commanders aid this strategy in one of two ways: They mill you, or they care about when you mill or have a bunch of cards (often creatures) in the graveyard
Since Wizards of the Coast doesn't put color limitations on removal spells these days, nearly every creature printed is vulnerable to spot removal in some shape or form
P/T Number 55a Language Espaol Legal Formats Alchemy, Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Standard, Timeless, Vintage Rulings (9/19/2025) If a creature or a card in a player's hand or graveyard has in its mana cost, X is 0 when determining its mana value
Its unclear when youd want to dedicate a Commander deck slot to a green cantrip like this, but you can do worse than a 1-mana card that likely replaces itself and potentially sets up your next few draws
While Seal of Cleansing might be more powerful than Disenchant in the present day, Disenchant ruled the roost as the enchantment/artifact removal spell of choice for a majority of Magic history
Look for Phyrexia: All Will Be One Commander decks at your local game store, online through Amazon, and elsewhere Magic: The Gathering is sold