The designation "Earth-TRN566" used in this article is unofficial , used by this wiki for internal purposes only until an official designation is provided by Marvel.
History
When the Dweller-in-Darkness intended to spread fear throughout the universe by cracking the M'kraan Crystal, his plans failed due to the efforts of the Phoenix Force. Falling into despair over his failure, the Dweller was assaulted and consumed by D'Spayre.[1]