20 cards where the illustration contains “doorway-light”

Capture Sphere (Guilds of Ravnica #31)
Case of the Gorgon's Kiss (Murders at Karlov Manor #79)
Cat Burglar (Exodus #54)
Clattering Skeletons (Adventures in the Forgotten Realms #93)
Conjurer's Closet (Avacyn Restored #214)
Crawling Sensation (Shadows over Innistrad #199)
Escape Tunnel (Murders at Karlov Manor #261)
Feudkiller's Verdict (Morningtide #9)
Forgotten Cave (Warhammer 40,000 Commander #280)
Frantic Inventory (Core Set 2021 #50)
Guardian's Magemark (Guildpact #8)
Lurking Informant (Ravnica: City of Guilds #249)
Rakdos Guildgate (Ravnica Allegiance #256)
Rogue's Passage (Return to Ravnica #245)
Shrine Keeper (Arena New Player Experience Cards #10)
Slip Out the Back (Streets of New Capenna #62)
Step Through (Modern Horizons 2 #392)
Suspicious Bookcase (Core Set 2019 #246)
The Enigma Jewel // Locus of Enlightenment (The Lost Caverns of Ixalan #55)
The Enigma Jewel // Locus of Enlightenment (The Lost Caverns of Ixalan #55)
Vault of Whispers (The Brothers' War Commander #211)

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