Retrace the roots of "The Infiltration" all the way back to the beginning of the Marvel Age of Heroes! First, in "Fantastic Four" number 2 (1962), it's a close encounter of the Skrull kind as four shape-changing aliens pose as Mr. Fantastic, the Invisible Girl, the Thing, and the Human Torch in an attempt to destroy the fledgling Fantastic Four! Then, flash-forward to the present day as the "Secret Invasion" stands revealed in the pages of "New Avengers: Illuminati", "New Avengers", "Mighty Avengers", and "Avengers: The Initiative". Conspiracy, Paranoia, Betrayal - Who do you trust? This title collects "Fantastic Four" number 2, "New Avengers: Illuminati" number 1 and number 5, "New Avengers" number 31-32 and number 38-39, "Mighty Avengers" number 7, and "Avengers: The Initiative Annual" number 1.