Board Thread:Episode Discussion Board/@comment-24675861-20151028034159/@comment-1047061-20151028221946

Greater good wrote: @Francesca14601 Marvel can't use the Skrulls. They are part of the Fantastic Four package, so Fox own the rights to them. Not exactly.

"James Gunn has previously mentioned that Marvel only partially owns the Skrulls and does not own the Badoon"

http://www.comicbookresources.com/article/singling-out-marvels-film-rights-head-scratchers