12 cards where the artist name includes “joel thomas”

Controvert (Coldsnap #30)
Copy Enchantment (Ravnica: City of Guilds #42)
Deepfire Elemental (Coldsnap #127)
Genju of the Spires (Arena League 2005 #6)
Giant Growth (Magic Player Rewards 2006 #4)
Granny's Payback (Unhinged #99)
Orochi Leafcaller (Champions of Kamigawa #234)
Psychic Puppetry (Champions of Kamigawa #80)
Sewerdreg (Ravnica: City of Guilds #104)
Shambling Shell (Ravnica: City of Guilds #230)
Squall Drifter (Coldsnap #17)
Unearthly Blizzard (Champions of Kamigawa #196)

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