24 cards where the artist name includes “artur treffner”

Ancestral Reminiscence (The Lost Caverns of Ixalan #45)
Ancestral Reminiscence // Ancestral Reminiscence (The Lost Caverns of Ixalan Art Series #9)
Ancestral Reminiscence // Ancestral Reminiscence (The Lost Caverns of Ixalan Art Series #9)
Basilisk Collar (Fallout #225)
Battle Angels of Tyr (Commander Legends: Battle for Baldur's Gate #370)
Claim the Precious (The Lord of the Rings: Tales of Middle-earth #81)
Coalition Construct (Alchemy: Dominaria #30)
Cultist of the Absolute (Commander Legends: Battle for Baldur's Gate #123)
Dawnhart Geist (Innistrad: Crimson Vow #8)
Intrepid Rabbit (Bloomburrow #17)
Intrepid Rabbit (Bloomburrow Tokens #2)
Keys to the House (Duskmourn: House of Horror #251)
Maestros Ascendancy (Streets of New Capenna #316)
Otherworldly Escort (Murders at Karlov Manor Commander #12)
Penregon Besieged (Alchemy: The Brothers' War #7)
Schema Thief (March of the Machine Commander #24)
Scheming Fence (Streets of New Capenna #349)
Shortcut Seeker (Adventures in the Forgotten Realms #73)
Steelclad Spirit (Innistrad: Crimson Vow #80)
Take for a Ride (Outlaws of Thunder Junction #148)
Taken by Nightmares (Wilds of Eldraine #112)
Third Path Savant (The Brothers' War #67)
Thought Vessel (Fallout #251)
Waterlogged Hulk // Watertight Gondola (The Lost Caverns of Ixalan #83)
Waterlogged Hulk // Watertight Gondola (The Lost Caverns of Ixalan #83)
Zombie (Adventures in the Forgotten Realms Tokens #9)

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