14 cards where the cards have the “silverquill” watermark and the card types include “creature”

Breena, the Demagogue (Commander 2021 #1)
Combat Calligrapher (Commander 2021 #14)
Fain, the Broker (Commander 2021 #40)
Felisa, Fang of Silverquill (Commander 2021 #2)
Killian, Ink Duelist (Strixhaven: School of Mages #197)
Owlin Shieldmage (Strixhaven: School of Mages #210)
Selfless Glyphweaver // Deadly Vanity (Strixhaven: School of Mages #157)
Selfless Glyphweaver // Deadly Vanity (Strixhaven: School of Mages #157)
Shadewing Laureate (Strixhaven: School of Mages #229)
Shadrix Silverquill (Strixhaven: School of Mages #230)
Shaile, Dean of Radiance // Embrose, Dean of Shadow (Strixhaven: School of Mages #158)
Shaile, Dean of Radiance // Embrose, Dean of Shadow (Strixhaven: School of Mages #158)
Silverquill Apprentice (Strixhaven: School of Mages #231)
Silverquill Pledgemage (Strixhaven: School of Mages #233)
Silverquill Silencer (Strixhaven: School of Mages #234)
Spiteful Squad (Strixhaven: School of Mages #237)

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