Fantastic Four (comic book) in "Black Panther", written by Reginald Hudlin and pencilled primarily by Francis Portela. Beginning with issue #554 (April 2008), writer Mark Millar and penciller Bryan Hitch began what Marvel announced as a sixteen-issue run. Following the summer 2008 crossover storyline, "Secret Invasion", and the 2009 aftermath "Dark Reign", chronicling the U.S. government's assigning of the Nation's security functions to the seemingly reformed supervillain Norman Osborn, the Fantastic Four starred in a five-issue miniseries, "Dark Reign: Fantastic Four" (May–Sept. 2009), written by Jonathan Hickman, with art by Sean Chen. Hickman took over as the series regular writer as of issue #570
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