The plastic holder on the inside of the case does have a crack, and therefore there is a loose piece of plastic inside the case near the lower right-hand corner, as pictured.
Uncanny X-Men (1963) #266
Published: August 08, 1990
Writer: Chris Claremont
Penciler: Michael Collins
Introducing the X-Man known as Gambit! After attempting to steal some precious paintings, a young Storm falls into The Shadow King's trap. A mysterious and charismatic mutant thief comes to her aid while pulling the same heist. But who is this new mutant on the scene? And will Storm be able to trust him in their escape?