45 cards where the illustration contains “thinking”

Academy Elite (Conspiracy #20)
Agent of Raffine (Alchemy: New Capenna #4)
Apprentice Wizard (The Dark #21)
Arbiter of Knollridge (Lorwyn #2)
Architects of Will (Alara Reborn #17)
Assemble the Players (Murders at Karlov Manor #287)
Audacious Reshapers (Commander 2021 #47)
Black Market Connections (Commander Legends: Battle for Baldur's Gate #669)
Call to Mind (Magic 2011 #47)
Clone (Limited Edition Alpha #51)
Compulsive Research (Strixhaven Mystical Archive #77)
Congregation at Dawn (Ravnica: City of Guilds #198)
Contemplation (Stronghold #4)
Crown of the Ages (Ice Age #315)
Crushing Disappointment (Strixhaven: School of Mages #68)
Curious Inquiry (Murders at Karlov Manor #51)
Deliberate (Zendikar Rising #56)
Elvish Archivist (Wilds of Eldraine #168)
Field Marshal (Coldsnap #5)
First Come, First Served (Unhinged #12)
Folk of An-Havva (Homelands #87b)
Forget (Homelands #26)
Garth One-Eye (Modern Horizons 2 #197)
Go Blank (Strixhaven: School of Mages #72)
Goblin Cruciverbalist (Unfinity #110)
Goblin Guide (Double Masters #347)
Hanna, Ship's Navigator (Judge Gift Cards 2014 #5)
Homicide Investigator (Murders at Karlov Manor #86)
Izzet Chronarch (Guildpact #119)
Jalum Grifter (Unglued #47)
Kayla's Reconstruction (The Brothers' War #10)
Memory Bank (Mystery Booster Playtest Cards 2019 #27)
Nomad Mythmaker (Judgment #15)
Paradoxical Outcome (Kaladesh #60)
Persuasion (Tenth Edition #95)
Pick Your Poison (Mystery Booster Playtest Cards 2019 #97)
Primal Command (Strixhaven Mystical Archive #55)
Projektor Inspector (Murders at Karlov Manor #68)
Promising Duskmage (Strixhaven: School of Mages #85)
Relearn (Weatherlight #51)
Rohgahh of Kher Keep (Legends #255)
Sage of Lat-Nam (Dominaria #64)
Self-Reflection (The Lost Caverns of Ixalan #74)
The Conundrum of Bowls (Alchemy: Wilds of Eldraine #3)
Wizened Githzerai (Alchemy Horizons: Baldur's Gate #42)

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