A Colossal Black Soul Gem is a black soul gem with a larger capacity, created for Mannimarco by his followers. It was used by Arch-Mage Hannibal Traven to hold his soul during "Confront the King." If it is in the Hero's inventory, they are immune to the King of Worms' Enthrall spell.
This section contains bugs related to Colossal Black Soul Gem. Before adding a bug to this list, consider the following:
- The gem will retain its quest item status even after the quest has been completed, thereby rendering it unremovable from the inventory indefinitely.