14 cards where the artist name includes “sean vo”

Barad-dûr (The Lord of the Rings: Tales of Middle-earth #253)
Bastion Protector (Tales of Middle-earth Commander #162)
Bloodstained Mire (Modern Horizons 3 #352)
Cabal Coffers (Tales of Middle-earth Commander #360)
Command Tower (Doctor Who #264)
Command Tower (Tales of Middle-earth Commander #301)
Éowyn, Lady of Rohan (The Lord of the Rings: Tales of Middle-earth #10)
Languish (Tales of Middle-earth Commander #202)
Minas Tirith (The Lord of the Rings: Tales of Middle-earth #341)
Minas Tirith // Minas Tirith (Tales of Middle-earth Art Series #55)
Minas Tirith // Minas Tirith (Tales of Middle-earth Art Series #55)
New New York (Doctor Who #592)
Saradoc, Master of Buckland (The Lord of the Rings: Tales of Middle-earth #282)
Sunken Hollow (Doctor Who #522)
Thriving Heath (Doctor Who #326)

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