S3 E10: Pneumonia Caverns

The group has arrived at the frigid cave north of Lavacloud Village, which was once the lair of a dragon known as Pneumonia Bloodbane! Within the cavern, the trio of adventurers finds branching paths, and pale Kobolds trapped within blocks of ice. Why is divine energy swirling into this cave? What great power lies deeper within Pneumonia Caverns?