| Issue | #35 |
| Published | August 1967 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | Cyclops; Jean Grey; Iceman; Beast; Angel; Spider-Man |
| Genre | superhero |
| Pencils | Dan Adkins |
| Inks | Dan Adkins |
| Notes | Disputed penciler credit--Dan Adkins with swipes from Jack Kirby and Steve Ditko per Steve Whitaker and Nick Caputo; Dan Adkins per Carl Gafford and Michael Evans; Jack Kirby (layouts) and Dan Adkins per Rich Donnelly. Mark Evanier reported that Jack Kirby told him he had nothing to do with the cover, it was all Dan Adkins work (October 22, 2009). |
| Reprinted | in X-Men (Marvel, 1963 series) #83; in Amazing Adventures (Marvel, 1979 series) #11; in Giant-Size X-Men (Marvel, 2005 series) #3 |
| Characters | FEATURE: X-Men--Cyclops; Jean Grey; Iceman; Angel; Beast; GUESTS: Spider-Man; Banshee; CAMEO: Factor Three |
| Synopsis | Banshee calls to the X-Men for help against a mysterious spider creature, and when the young mutants run across Spider-Man, they mistake him for their foe and a battle ensues. |
| Genre | superhero |
| Script | Roy Thomas |
| Pencils | Werner Roth |
| Inks | Dan Adkins |
| Letters | Jerry Feldmann |
| Notes | Fan letter from Mark Evanier in the form of a poem. |
| Reprinted | in X-Men (Marvel, 1963 series) #83; in Marvel Tales (Marvel, 1966 series) #233; in Giant-Size X-Men (Marvel, 2005 series) #3; in Marvel Special (Marvel Italia, 1994 series) #13 |