Collects X-Men (Marvel, 1963 series) #24-45, Avengers (Marvel, 1963 series) #53, and material from Not Brand Echh (Marvel, 1967 series) #8 and 10.
- Parts of this issue are reprinted:
- from The Avengers (Marvel, 1963 series) #53 (June 1968), #53 (June 1968)
- from The X-Men (Marvel, 1963 series) #24 (September 1966), #24 (September 1966), #25 (October 1966), #25 (October 1966), #26 (November 1966), #26 (November 1966), #27 (December 1966), #27 (December 1966), #28 (January 1967), #28 (January 1967), #29 (February 1967), #29 (February 1967), #30 (March 1967), #30 (March 1967), #31 (April 1967), #31 (April 1967), #32 (May 1967), #32 (May 1967), #33 (June 1967), #33 (June 1967), #34 (July 1967), #34 (July 1967), #35 (August 1967), #35 (August 1967), #36 (September 1967), #36 (September 1967), #37 (October 1967), #37 (October 1967), #38 (November 1967), #38 (November 1967), #38 (November 1967), #39 (December 1967), #39 (December 1967), #39 (December 1967), #40 (January 1968), #40 (January 1968), #40 (January 1968), #41 (February 1968), #41 (February 1968), #41 (February 1968), #42 (March 1968), #42 (March 1968), #42 (March 1968), #43 (April 1968), #43 (April 1968), #43 (April 1968), #44 (May 1968), #44 (May 1968), #44 (May 1968), #45 (June 1968), #45 (June 1968), #45 (June 1968)
- from Not Brand Echh (Marvel, 1967 series) #8 (June 1968), #8 (June 1968)
- from Not Brand Echh (Marvel, 1967 series) #10 (October 1968)
which is reprinted- from Not Brand Echh (Marvel, 1967 series) #10 (October 1968)