Jamie Madrox, stabbed, staggering off a bus. Jamie Madrox, setting up a detective agency in the heart of Mutant Town. Jamie Madrox, a peaceful Shaolin priest. Which is the real Jamie Madrox? In this noir-esque thriller of a limited series, it's possible that even Madrox doesn't know anymore. Peter David, acclaimed for his run on X-Factor, reunites several of that title's most popular and whimsical characters - Jamie Madrox, Wolfsbane, and the aptly named Strong Guy - and sends them on an adventure of light and darkness. Featuring the incredibly moody pencils of Pablo Raimondi.

In the fallout from House of M and following the surprise film-noir hit Madrox, a new mutant team is forged! X-Factor is an investigative mutant agency that includes Madrox, the Multiple Man; Guido, the Strong Guy; Wolfsbane, the shape-shifter; Siryn, the chorus girl; Rictor, the living earthquake; and Generation X's Monet, the pompous witch. Drawn together in the heart of District X, this rag-tag band of heroes has a lot of answers to find, and fast! Collects X-Factor (2005) #1-6.

Jamie Madrox comes face-to-face with the thing that terrifies him the most: having to make a decision. The divisiveness of Civil War has spread to his own team: Half of them want to cooperate with the government; the other half wants to take a stand against it. It's Jamie's choice that may well decide whether X-Factor stays together or cracks apart. And matters aren't being helped by Quicksilver, who offers Rictor the opportunity to get his powers back - but at what price? Plus: They've been a thorn in X-Factor's side since the beginning, and now things are coming to a head. X-Factor's newest assignment causes them to again cross paths with their arch rivals, Singularity Investigations. The result is revelations that strike to the very core of who and what Jamie Madrox is. Collects X-Factor #7-12.

Five words to strike fear into the hearts of spies and evildoers everywhere: Jamie Madrox, Agent of S.H.I.E.L.D. Except that when Madrox decides it's time to start gathering in the stray dupes that are still wandering around, the S.H.I.E.L.D. agent doesn't especially want to go...and S.H.I.E.L.D. isn't especially inclined to let him go. Plus: Peter David and artist Pablo Raimondi evoke memories of the classic "X-Aminations" with "Re-X-Aminations" as the new team unloads their hopes, fears and darkest secrets to an attentive Doc Samson. Collects X-Factor #13-17.

With Mutant Town under siege and the X-Cell having taken refuge there, X-Factor races both the clock and their own divided allegiances as they try to stave off the very real possibility of every former mutant being rounded up and imprisoned as a potential terrorist. But will they have to reveal their knowledge of M-Day's secret... and, if so, what will the fallout be? Collects X-Factor #18-24.

In the aftermath of HOUSE OF M, DECIMATION and ENDANGERED SPECIES, the future of mutants has never been bleaker. At the seeming end of their evolutionary cycle, a miracle arrives in the form of the first mutant birth since the tragic events of M-Day, when the Scarlet Witch obliterated the X-gene from virtually every mutant on the planet. But from this source of hope comes a clash between mutants over who will control the child's fate. It is a battle in which every mutant on the planet has a stake. The fight is on. The combined effort of several of Marvel's top creators, X-MEN: MESSIAH COMPLEX mines the rich tapestry of the X-Men Universe for a dizzying thrill-ride of suspense that will set a new course for the future of mutantkind. Collecting the X-MEN: MESSIAH COMPLEX one-shot, Uncanny X-Men #492-494, X-Men #205-207, New X-Men #44-46 and X-FACTOR #25-27.

Following the events of Messiah CompleX, X-Factor Investigations is in shambles. Jamie is a basketcase from his trip to a nightmarish future, Layla's fate is completely in the air, and Wolfsbane has to leave the team to join X-Force, though none of her friends can know about it. What will Wolfsbane tell the X-Factor team? What are they going to do about Layla? How is Jamie coping with his guilt? Get onboard here for X-Factor's brand-new direction! Collects X-Factor #28-32 and X-Factor: The Quick and the Dead.

A SECRET INVASION TIE-IN X-Factor is in pursuit of Darwin, whose father is looking for him. She-Hulk and Jazinda are in pursuit of Longshot, who may hold the key to defeating the Skrull invasion. With Darwin and Longshot on the run, neither of them wanting to be found, you'd just assume that X-Factor and She-Hulk will work together smoothly to accomplish both their goals. But what fun would that be? Collects X-Factor #33-38 and She-Hulk #31.

Witness the most important event in the lives of Jaime Madrox and Siren - the birth of their baby! What will happen to X-Factor - and what will be the meaning for mutantkind!All we can guarantee are that the answers are not what you expect - but that's what makes it X-Factor! Don't miss what is sure to be one of the most talked-about books of 2009! Collects X-Factor #39-45.

It's Siryn in the fight of her life against the absolute last person that she would have expected to be battling. And Madrox, Layla and Ruby find themselves under assault by the Sentinels just when they're on the verge of discovering the mystery behind Cortex! Collecting X-Factor #46-50, and X-Factor: Layla Miller One-Shot.