X-Terminators
The demons who have captured Artie and Leech bring them back to N'Astirh who is angry that they are not real babies but decides to keep them prisoner.
Collects X-Factor #27-50, X-Terminators #1-4, and crossover issues. Includes Inferno and the original X-Factor's climactic battles with Apocalypse.
Collects X-Terminators #1-4, X-Factor #33-36, The Uncanny X-Men #239-240, The New Mutants #71-72. Inferno begins — X-Factor, New Mutants, and X-Terminators face the demon invasion of NYC.
Collects X-Terminators #1-4 and The New Mutants #71-85. Inferno aftermath - the New Mutants rebuild, plus the X-Terminators mini.
Collects X-Terminators #1-4 and material from 3 other series. The Inferno crossover - Madelyne Pryor becomes the Goblin Queen, demons invade.
Collects X-Factor #33-40, Uncanny X-Men #239-243, New Mutants #71-73, X-Terminators #1-4, and more. The full Inferno crossover -- demons overtake Manhattan.
Collects New Mutants #55-73, Annuals, X-Terminators #1-4, and Uncanny X-Men tie-ins. The road to Inferno and the crossover itself -- the teams darkest hour under Louise Simonson.