Comics › X-Factor #12 Image 1 of 1 X-Factor #12 $4.99 Louise Simonson's X-Factor from the Mutant Massacre era, with pencils by Marc Silvestri and a Walt Simonson cover. Add To Cart Added! Louise Simonson's X-Factor from the Mutant Massacre era, with pencils by Marc Silvestri and a Walt Simonson cover.
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