34 cards where the artist name includes “brent hollowell”

A-Falcon Abomination (Innistrad: Midnight Hunt #A-52)
Asinine Antics (Wilds of Eldraine #42)
Brainstealer Dragon (Commander Legends: Battle for Baldur's Gate #670)
Brainstealer Dragon // Brainstealer Dragon (Battle for Baldur's Gate Art Series #31)
Brainstealer Dragon // Brainstealer Dragon (Battle for Baldur's Gate Art Series #31)
Capricious Sliver (Commander Masters #734)
Caustic Bronco (Outlaws of Thunder Junction #82)
Cragsmasher Yeti (March of the Machine #333)
Emrakul, the World Anew (Modern Horizons 3 #6)
Falcon Abomination (Innistrad: Midnight Hunt #52)
Froghemoth (Adventures in the Forgotten Realms #184)
Gila Courser (Outlaws of Thunder Junction #124)
Hezrou // Demonic Stench (Commander Legends: Battle for Baldur's Gate #131)
Hezrou // Hezrou (Battle for Baldur's Gate Art Series #17)
Hezrou // Hezrou (Battle for Baldur's Gate Art Series #17)
Linebreaker Baloth (Dominaria United #168)
Nightdrinker Moroii (Murders at Karlov Manor #96)
Omarthis, Ghostfire Initiate (Commander Masters #708)
Orochi Merge-Keeper (Kamigawa: Neon Dynasty #203)
Perilous Iteration (Alchemy: The Brothers' War #21)
Riftburst Hellion (Murders at Karlov Manor #228)
Shivan Devastator (Dominaria United #143)
Slime Against Humanity (Murders at Karlov Manor #177)
Spirit (Kamigawa: Neon Dynasty Tokens #2)
Spitebellows (Commander Masters #257)
Stormchaser Drake (Innistrad: Crimson Vow #82)
Streetwise Negotiator (March of the Machine #207)
Sugar Rush (Wilds of Eldraine #110)
The Pride of Hull Clade (Murders at Karlov Manor #172)
Twinshot Sniper (Kamigawa: Neon Dynasty #168)
Ulvenwald Oddity // Ulvenwald Behemoth (Innistrad: Crimson Vow #225)
Ulvenwald Oddity // Ulvenwald Behemoth (Innistrad: Crimson Vow #225)
Underdark Basilisk (Adventures in the Forgotten Realms #208)
Underdark Basilisk // Basilisk (Adventures in the Forgotten Realms Art Series #9)
Underdark Basilisk // Basilisk (Adventures in the Forgotten Realms Art Series #9)
Undersimplify (Alchemy Horizons: Baldur's Gate #40)
Vulpine Harvester (March of the Machine Commander #19)
Water Weird (Alchemy Horizons: Baldur's Gate #41)

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