Fantastic Four (comic book) for the Canadian reprints. British publication of the series began in the black and white anthology title "Mystic" in the 1960s. In 1972, the Fantastic Four's adventures were published starting with issue 1 of the US comic in "Mighty World of Marvel" alongside Spider-Man and Hulk reprints when Marvel Comics began its imprint Marvel UK. In 1976 the feature was moved to Marvel UK's "The Titans" to revive flagging sales, starting with issue #27. But after just a few months the feature was removed from "The Titans" (replaced by The Avengers) to form part of the line up of the
Fantastic Four (comic book) new "Captain Britain Weekly" for its first issue in October 1976. After the demise of "Captain Britain Weekly" the FF went with Captain Britain into the merged "Super Spider-man and Captain Britain Weekly" in July 1977. A few months after the merger a new title "The Complete Fantastic Four" was launched in September 1977 starting with the story from the US Fantastic Four #133. Unusually "The Complete Fantastic Four" reprinted an entire issue of the US publication at a time when stories were always broken up into several installments. As a back up strip it started serializing the FF's adventures