Finally, Myth Drannor contains a couple of monsters who spawn Thayan Ice Claws passively over time - Experiment Two, a red-named wraith found somewhere in the rooms of the east or west wing in The Zulkir's Plan, is the fastest spawner, but some Red Wizard Necromancers also summon them....
Great Mother, the Hive Spawner Gzemnid the Gas Giant Deities “missing” from Demihuman Deities: Alathrien Druanna, the Rune Mistress Araleth Letheranil the Prince of Stars Cador the Shadow Knife Darahl Firecloak the Even-Tempered