By A Mystery Man Writer
Echo, Marvel Cinematic Universe Wiki
John-117, Great Multiverse Wiki
John-117, Great Multiverse Wiki
Hoth, Star Wars Universe Wiki
Great Battle of Hoth, Great Multiverse Wiki
Captain Atom - Wikipedia
Hoth (planet), Great Multiverse Wiki
High Evolutionary, Marvel Cinematic Universe Wiki
Combine Citadel, Great Multiverse Wiki
Great Multiverse Wiki
Echo Base, Wookieepedia