10 cards where the card is tagged “synergy-surveil”

Blood Operative (Guilds of Ravnica #63)
Copy Catchers (Murders at Karlov Manor Commander #20)
Darkblade Agent (Guilds of Ravnica #164)
Dimir Spybug (Murders at Karlov Manor Commander #206)
Disinformation Campaign (Murders at Karlov Manor Commander #208)
Enhanced Surveillance (Murders at Karlov Manor Commander #102)
Eye of Duskmantle (Murders at Karlov Manor Commander #27)
Mirko, Obsessive Theorist (Murders at Karlov Manor Commander #2)
Thoughtbound Phantasm (Murders at Karlov Manor Commander #122)
Whispering Snitch (Murders at Karlov Manor Commander #144)

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