Writer Al Ewing began his career on the British anthology 2000 AD. Since breaking into American comics, he has written Jennifer Blood and spin-off series The Ninjettes for Dynamite Entertainment, and the Age of Ultron tie-in issues of Avengers Assemble for Marvel Comics. Ewing's novels include the Pax Britannia series as well as The Fictional Man.

With artist Greg Land, he relaunched Marvel's Mighty Avengers; for All-New Marvel NOW!, gave the god of mischief a new assignment in Loki: Agent of Asgard. Ewing then took revamped versions of New Avengers and Ultimates, debuted U.S.Avengers; and joined the writing team for the No Surrender storyline in Avengers, which brought the Hulk back from the dead. His subsequent titles include Valkyrie, Guardians of the Galaxy, Defenders, the event series Empyre and the critically revered smash hit Immortal Hulk.

Ewing has cemented his place in the Krakoan era of the X-Men titles comics with S.W.O.R.D. and X-Men: Red. nArtist Kev Walker cut his teeth on the venerable British comics magazine 2000 AD, eventually moving on to the publisher's flagship character Judge Dredd and other popular series. After illustrating Annihilation: Nova, Walker teamed with writer Fred Van Lente on Marvel Zombies 3 and 4. He also drew Thunderbolts before joining Dennis Hopeless in pitting Marvel's youngest heroes against one another in the kill-or-be-killed Avengers Arena and the follow-up Avengers Undercover.

Walker has worked on numerous other Avengers titles, the Star Wars series Doctor Aphra, Dr. Strange and the high-profile launch of Predator at Marvel Comics.n