jace mtg card Jace, Unraveler of Secrets | Promotional then discard a card Jace, Vryn's Prodigy // Jace,

Ragost, Deft Gastronaut Ragost, Deft Gastronaut is a 2-drop Boros colored Bear-sized Lobster that turns all of our artifacts into Food

I dont see a reprint coming soon so this is a pretty safe pick

So Equilibrium when played correctly is going to slow down your creatures by a turn but at the same time a creature that isnt on the table cant attack you and you can really punish your opponents for cheating in creatures especially if you have a Leyline of Anticipation so I think its a valuable addition to your list

Bills, or more Magic cards

High Noon A stax piece that shuts down some of the most powerful strategies in Magic: The Gathering like MTG Cascade or Storm, High Noon is going to be super infuriating to face off against