"Seven Against the Empire!"
September 1974
Ben, Cap and Namorita help the Guardians of the Galaxy fight the Badoon
marvel.com
- first appearance of the Guardians
reprinted in
*
Essential Marvel Two-In-One TPB #1
2005, in collection
(2005*)
*
Marvel Masterworks: Marvel Two-In-One TPB #1
2013, in collection
(2013*)