Uncanny X-Men #13 D

Uncanny X-Men — Marvel

Issue: #13 D

“THE DARK ARTERY” Starts Here! In their most terrifying adventure yet, the four young OUTLIERS discover the true meaning of Haven House and a doorway that should never be opened. Meanwhile, an otherworldly presence has set its covetous eye on one of the four young mutants, in a story that tells a never-before-told slice of the history of mutantkind!

First appearances: Henrietta Benjamin

Creators: Gail Simone, David Marquez, Matt Wilson, Clayton Cowles, Martin Biro, Annalise Bissa, Tom Brevoort, C. B. Cebulski

Characters: Calico, Deathdream, Jitter, Ransom, Henrietta Benjamin, Rogue, Gambit, Man-Thing, Sadurang, Marcus St. Juniors, Ember, Alice