"Uncanny X-Men" #94, is a comic book starring the X-Men that was published by Marvel Comics in August 1975, and with this issue, the magazine was revived, and all of the original X-Men quit, and were replaced by such "All-New, All-Different" X-Men as Nightcrawler (Kurt Wagner), the first transgender superhero.
Uncanny X-Men 94
Nightcrawler (comics)