A trade paperback which reprints the first few issues of the Mighty Avengers series.
The Mighty Avengers series has been collected in the following paperbacks:Mighty Avengers: The Ultron Initiative - (#1-6)Mighty Avengers: Venom Bomb - (#7-11)Mighty Avengers: Secret Invasion Book 1 - (#12-15)Mighty Avengers: Secret Invasion Book 2 - (#16-20) Mighty Avengers: Earth's Mightiest - (#21-26) Mighty Avengers: The Unspoken - (#27-31)Mighty Avengers: Siege - (#32-36)
After issue 36 the series was cancelled.
— Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/mighty-avengers-the-ultron-initiative/4050-27748/).
