1st printing. Collects X-Factor (1986-1998 1st Series) #21-36 and ANNUAL #3 and Power Pack (1984 1st Series) #35.

Written by Louise Simonson, Walt Simonson, Mark Gruenwald, and Tom DeFalco. Art by Walter Simonson, Bob Wiacek, Sal Buscema, Steve Lightle, Terry Shoemaker, Joe Rubinstein, Al Milgrom, Jon Bogdanove, Tom Artis, Paris Cullins, Al Milgrom, Joe Rubinstein, Tony DeZuniga, and Hilary Barta. Cover by Walt Simonson.

Unexpected evolutions!

X-Factor is still coping with the loss of their friend and teammate the Angel when the team is suddenly rocked by a traitor! Cameron Hodge, their former publicist, has a horrific anti-mutant agenda - and an army to back up his plans! Meanwhile, the deadly Apocalypse unveils his fourth Horseman, the razor-winged Death - and he's all too familiar a face! How can the team fight a close friend turned deadly foe?

In the wake of Apocalypse's attack, X-Factor gains a new home, the bouncing Beast becomes blue and furry once more and the team goes public! But when Cyclops and Marvel Girl begin a search for Scott's missing son, bizarre mysteries are uncovered - and the flames of an inferno begin to flicker!

Softcover, 488 pages, full color.

NOTE: Book 3 of the X-Factor Epic Collection - Years Covered: 1987-1989.