Official Handbook of the Marvel Universe (1983) #7

M – From Mandarin to Mystique. Character/artist listing: Mandarin by Jerry Bingham; Mandrill by Rudy Nebres; Mandroids by Bob Layton; Manhattan by Mark Gruenwald; Man-Thing by Bret Blevins; Man-Thing’s Swamp by David Lofvers; Marrina by John Byrne; Martinex by Al Milgrom; Mastermind by Paul Smith; Mauler by Bob Layton; Maximus by John Byrne; Medusa by John Byrne; Melter by Kerry Gammill; Mentallo by Bob Budiansky; Mentor by Jim Starlin; Mephisto by John Buscema; Mercurio by Butch Guice; Mesmero by Walt Simonson; Mr. Fantastic by John Byrne; Mr. Fear by Ed Hannigan; Mr. Hyde by John Romita, Jr.; Mockingbird by Mark Richards; Modok by Mike Zeck; Modred by Bob Budiansky; Mole Man by John Byrne; Molecule Man by John Byrne; Moondragon by Jim Starlin; Moon Knight by Bill Sienkiewicz; Moon Knight’s helicopter & mansion by Eliot Brown; Moonstone by Bob McLeod; Morgan Le Fey by Bret Blevins; Morlocks by Paul Smith; Morpheus by Bill Sienkiewicz; Mysterio by John Romita, Sr.; Mystique by Paul Smith; Alien Races by Paty Cockrum.

Ed Hannigan/Joe Rubinstein cover. 36 pages, FC. Cover price $1.00. (Note: reference image, not an actual scan)