46 cards where it’s not legal in Pioneer and it’s not legal in Modern and (the set is “sta” or the set is “mul” or the set is “wot” or the set is “brr”)

Aggravated Assault (Wilds of Eldraine: Enchanting Tales #39)
A-Radha, Coalition Warlord (Multiverse Legends #A-120)
Arixmethes, Slumbering Isle (Multiverse Legends #32)
Ashnod's Altar (The Brothers' War Retro Artifacts #4)
Atraxa, Praetors' Voice (Multiverse Legends #33)
Brainstorm (Strixhaven Mystical Archive #13)
Brudiclad, Telchor Engineer (Multiverse Legends #36)
Channel (Strixhaven Mystical Archive #50)
Chaos Warp (Strixhaven Mystical Archive #36)
Compulsion (Wilds of Eldraine: Enchanting Tales #15)
Dark Ritual (Strixhaven Mystical Archive #26)
Defense of the Heart (Wilds of Eldraine: Enchanting Tales #51)
Demonic Tutor (Strixhaven Mystical Archive #27)
Ezuri, Claw of Progress (Multiverse Legends #38)
Faithless Looting (Strixhaven Mystical Archive #38)
Grasp of Fate (Wilds of Eldraine: Enchanting Tales #3)
Imoti, Celebrant of Bounty (Multiverse Legends #43)
Ivory Tower (The Brothers' War Retro Artifacts #23)
Jalum Tome (The Brothers' War Retro Artifacts #24)
Juri, Master of the Revue (Multiverse Legends #46)
Karmic Justice (Wilds of Eldraine: Enchanting Tales #7)
Kindred Discovery (Wilds of Eldraine: Enchanting Tales #22)
Land Tax (Wilds of Eldraine: Enchanting Tales #9)
Lathiel, the Bounteous Dawn (Multiverse Legends #50)
Lurrus of the Dream-Den (Multiverse Legends #51)
Mana Flare (Wilds of Eldraine: Enchanting Tales #46)
Memory Lapse (Strixhaven Mystical Archive #16)
Mind's Desire (Strixhaven Mystical Archive #17)
Mizzix's Mastery (Strixhaven Mystical Archive #43)
Natural Order (Strixhaven Mystical Archive #54)
Necropotence (Wilds of Eldraine: Enchanting Tales #31)
Oppression (Wilds of Eldraine: Enchanting Tales #32)
Oversold Cemetery (Wilds of Eldraine: Enchanting Tales #33)
Phyrexian Processor (The Brothers' War Retro Artifacts #39)
Primal Vigor (Wilds of Eldraine: Enchanting Tales #59)
Ramos, Dragon Engine (The Brothers' War Retro Artifacts #47)
Repercussion (Wilds of Eldraine: Enchanting Tales #48)
Reyav, Master Smith (Multiverse Legends #57)
Rhystic Study (Wilds of Eldraine: Enchanting Tales #25)
Sneak Attack (Wilds of Eldraine: Enchanting Tales #50)
Swords to Plowshares (Strixhaven Mystical Archive #10)
Taigam, Ojutai Master (Multiverse Legends #60)
Tainted Pact (Strixhaven Mystical Archive #33)
Teferi's Protection (Strixhaven Mystical Archive #11)
Tendrils of Agony (Strixhaven Mystical Archive #34)
Yedora, Grave Gardener (Multiverse Legends #30)

The message was clear to Sorin—time to search for something else.