The beginning and final half of the comic is original content adding context to the assembly of the new X-Men roster which consisted of Cyclops, Storm, Wolverine, Nightcrawler, Colossus, Thunderbird, Banshee and Sunfire
Specialty border printed on select covers published in November 1986 celebrating Marvel's 25th Anniversary or more precisely, the 25th year since Fantastic Four #1 was published in November 1961