Hall of the Rainbow Mage 5E

While investigating the disappearance of Londar Brightrain, also known as the Rainbow Mage, the party comes across dark, twisted plans and deadly secrets before locating his famous treasures. Treasures found include several new spells along with a few magic items. Unfortunately, the traps and creatures left behind by Londar hamper the party's investigation and other adventurers compete for his famous secrets and treasures.