New Mutants (1983 1st Series) #52

Cover art by Bill Sienkiewicz. Grounded Forever, script by Chris Claremont, pencils by Rick Leonardi, inks by Dan Green; In a Danger Room scenario, the New Mutants are all massacred by the Marauders; Magneto reprimands them for leaving the school in the midst of the chaos; the New Mutants try to cope with the futures they saw; Magik gives Magneto a tour of Limbo. Appearances by Sabretooth and S'ym.