The team first appears in The Mighty Avengers #1 (May 2007), written by Brian Michael Bendis and pencilled and inked by Frank Cho.

[4] The team contains new versions of Ronin, White Tiger and Power Man, plus Blue Marvel, the Superior Spider-Man, She-Hulk, Spectrum, and the Falcon.

[7] Following the federally sanctioned creation of this iteration of the Avengers, Iron Man (Tony Stark) is discredited and publicly vilified after his inability to anticipate or prevent a secret infiltration and invasion of Earth by the shape-shifting alien Skrull race, and by the Skrull disabling of his StarkTech technology, which had a virtual monopoly on worldwide defense.

Following the Skrulls' eventual defeat and the subsequent dissolution of S.H.I.E.L.D., the officially sanctioned team of Avengers, now led by Norman Osborn under the H.A.M.M.E.R.

With the apparent help of the Scarlet Witch—actually, a disguised Loki, the Norse trickster god—he summons the Vision and Stature of the Young Avengers, U.S.

[11] During the Inhumanity storyline, Luke Cage keeps the Mighty Avengers together and made the remodeled Gem Theater as their base.

[12] During the "Last Days" part of the Secret Wars storyline, Steve Rogers tells the Mighty Avengers team that the world is ending and asks them to side with him or the Illuminati.

"The Mighty Avengers" volunteer organization is based out of the old Gem Theatre in Times Square, offering their services as non-profit heroes for free or a charitable contribution.

[19] IGN reviewer Richard George said Brian Michael Bendis' writing for The Mighty Avengers #1 "manages to move through the roster selection, convey their basic information and personality, marshal them against a huge threat and leave us with a solid cliffhanger".

George also praised Frank Cho's artwork, saying, "The artist not only delivers with some excellent action sequences, he does a great job with the increasingly standard widescreen format that many are adopting.