in Classic X-Men (Marvel, 1986 series) #2 (October 1986)
in The Official Marvel Index to the X-Men (Marvel, 1987 series) #4 (November 1987)
in El Asombroso Hombre Araña Presenta (Novedades, 1988 series) #35 (Diciembre 15 de 1988)
in Marvel Masterworks (Marvel, 1987 series) #11 ([November] 1989)
in Essential X-Men (Marvel, 1996 series) #1 (1996)
in Wizard Ace Edition: Uncanny X-Men #94 (Marvel; Wizard, 2002 series) #[nn] (June 2002), #[nn] (June 2002)
in X-Men : l'intégrale (Panini France, 2003 series) #1975-1976 (décembre 2003)
in Giant-Size X-Men (Marvel, 2005 series) #4 (2006)
in Marvel Masterworks: The Uncanny X-Men (Marvel, 2009 series) #1 (2011 [second printing])
in Marvel Gold. La Imposible Patrulla-X (Panini España, 2011 series) #1 - Segunda Génesis (Abril 2011)
in Capitan America (Editoriale Corno, 1973 series) #116 (21 Settembre 1977)
in Classic X-Men (Marvel, 1986 series) #2 (October 1986)
in El Asombroso Hombre Araña Presenta (Novedades, 1988 series) #35 (Diciembre 15 de 1988)
in L' Uomo Ragno (Edizioni Star Comics, 1987 series) #55 (30 Agosto 1990) [pp. 7-8, 10-12]
in Marvel Masterworks (Marvel, 1987 series) #11 ([November] 1989)
in L' Uomo Ragno (Edizioni Star Comics, 1987 series) #55 (30 Agosto 1990) [pp. 1-6, 9, 13-16], #56 (15 Settembre 1990)
in X-Men Classic (Marvel Italia, 1995 series) #1 (Ottobre 1995)
in Essential X-Men (Marvel, 1996 series) #1 (1996)
in Wizard Ace Edition: Uncanny X-Men #94 (Marvel; Wizard, 2002 series) #[nn] (June 2002)
in X-Men : l'intégrale (Panini France, 2003 series) #1975-1976 (décembre 2003)
in Giant-Size X-Men (Marvel, 2005 series) #4 (2006)
in Marvel Masterworks: The Uncanny X-Men (Marvel, 2009 series) #1 (2011 [second printing])
in Marvel Gold. La Imposible Patrulla-X (Panini España, 2011 series) #1 - Segunda Génesis (Abril 2011)1st New X-Men in their own book; Continued from Giant-Size X-men #1; Story is divided into two chapters with the second chapter being called "Death O'er Valhalla High!"