23 cards where the name includes “sylvan”

Sylvan Advocate (Zendikar Rising Commander #84)
Sylvan Anthem (Modern Horizons 2 #176)
Sylvan Awakening (Dominaria #183)
Sylvan Basilisk (Tenth Edition #301)
Sylvan Bounty (Archenemy: Nicol Bolas #74)
Sylvan Brushstrider (Jumpstart #434)
Sylvan Caryatid (Theros #180)
Sylvan Echoes (Lorwyn #237)
Sylvan Hierophant (Weatherlight #141)
Sylvan Library (Dominaria Remastered #179)
Sylvan Messenger (Kaldheim Commander #75)
Sylvan Might (Double Masters #181)
Sylvan Offering (New Capenna Commander #314)
Sylvan Paradise (Legends #208)
Sylvan Primordial (Gatecrash #136)
Sylvan Ranger (Jumpstart #435)
Sylvan Reclamation (Dominaria United Commander #170)
Sylvan Safekeeper (Commander Anthology #152)
Sylvan Scrying (Battle for Zendikar #192)
Sylvan Shepherd (Adventures in the Forgotten Realms #206)
Sylvan Smite (Alchemy: The Brothers' War #15)
Sylvan Tutor (Masters Edition IV #169)
Sylvan Yeti (Starter 1999 #146)

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