After looking at hundreds of comic book covers, it becomes quickly apparent that not every cover is 100% original. Whether done intentionally or even underhandedly, there's something about uncovering these "swipes" that adds a new element of fun to reading and collecting comics. Starhawk was the first non-founding member to join the Guardians of the Galaxy. He was also the first to be expelled from the team. And, when he returned to the book in #22, it was evident that some things had changed. The cover to this returning issue was intended to stir up memories of his first cover appearance.
Defenders #28 Defenders #28
October 1975
Gil Kane
 Guardians of the Galaxy #22 Guardians of the Galaxy #22
March 1992
Jim Valentino
On Ebay: Guardians of the Galaxy On AtomicAvenue: Guardians of the Galaxy