CATALOG RECORD

Captain Britain #12

Marvel UK · Series began 1976 · December 29, 1976

first appearance of Mastermind

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WHY COLLECTORS WANT IT

Mastermind (Sentient computer, Marvel) — first appearance, name given in issue #14

Dates

Cover date: December 29, 1976
Pages: 32

Editions and covers

Original edition
Source ↗

Creators

letters: Irv Watanabe, Artie Simekscript: Gary Friedrich, Stan Lee, Archie Goodwin, Owen McCarron, Jim Sterankopencils: Herb Trimpe, John Buscema, Jim Steranko, Owen McCarron, George Minainks: Fred Kida, Joe Sinnott, Owen McCarron, Jim Steranko, Sal Buscema, Bill Everett, George Minacolors: Don Warfield

Stories

...To Die a Superhero! · 7 pages
Birth of the Overmind! · 10 pages
A Key to Chaos! · 7 pages

Characters

Betsy BraddockBrian BraddockCaptain BritainMerlynRomaJamie BraddockMastermindDr. SynneChristopher ThornDoctor Ramsey

Reprinted in

Captain Britain (2011), Captain Britain Omnibus (2021)