The "Earth-TRN258" used on this page is an unofficial Temporary Reality Number that was assigned by our wiki until an official designation is provided by Marvel.
History
Sergeant Krog was one of the Kronans who allied with Malekith alongside the Dark Elves and the Rock Trolls. The army that formed was able to brieflt conquer Asgard. He was defeated by some of the heroes of Earth-TRN258.[1]