Ultimate Fantastic Four a series epilogue in "Ultimate Fantastic Four: Requiem". "Ultimate Fantastic Four" was the fifth continuing series of the Ultimate Marvel series, after "Ultimate Spider-Man", "Ultimate X-Men" and "The Ultimates" and "Ultimate Marvel Team-Up". The first writers assigned by project leader Bill Jemas were Mark Millar ("The Ultimates", "Ultimate X-Men") and Brian Michael Bendis ("Ultimate Spider-Man", "Ultimate X-Men"), who had both previously written comics in the Ultimate Marvel universe. Grant Morrison was involved in conceptualizing "Ultimate Fantastic Four" and was at one point set to write the series. However, he departed from Marvel for an exclusivity contract with DC Comics before
X-Men: Legacy the parent title "Uncanny X-Men", with co-writers Chris Claremont and Jim Lee, previously the penciler on "Uncanny", moving over to "X-Men", while studio mate Whilce Portacio took over penciling duties on "Uncanny". "X-Men" #1 is still the bestselling comic book of all time, with pre-order sales of over 8.1 million copies, according to Guinness Book of World Records, which presented honors to Claremont at the 2010 San Diego Comic-Con It is estimated that somewhere between 3–4 million copies were actually sold. The sales figures were generated in part by publishing the issue with five different variant covers, four of which