Mastermind

Appearances

• The X-Men #4 — 1964-03-00
• The X-Men #5 — 1964-05-00
• The X-Men #6 — 1964-07-00
• The X-Men #7 — 1964-09-00
• Journey into Mystery #109 — 1964-10-00
• The X-Men #8 — 1964-11-00
• The Avengers #16 — 1965-05-00
• The X-Men #11 — 1965-05-00
• The X-Men #37 — 1967-10-00
• The X-Men #38 — 1967-11-00
• The X-Men #39 — 1967-12-00
• The X-Men #59 — 1969-08-00
• The X-Men #60 — 1969-09-00
• X-Men Annual #1 — 1970-12-00
• Amazing Adventures #12 — 1972-05-00
• Amazing Adventures #13 — 1972-07-00
• The Avengers #103 — 1972-09-00
• Amazing Adventures #15 — 1972-11-00
• The Avengers #111 — 1973-05-00
• Captain America #174 — 1974-06-00
• The Defenders #15 — 1974-09-00
• The Defenders #16 — 1974-10-00
• The Super-Heroes #9 — 1975-05-03
• The Avengers #150 — 1976-08-00
• The X-Men #125 — 1979-09-00
• The X-Men #126 — 1979-10-00
• The X-Men #138 — 1980-10-00
• The Uncanny X-Men #149 — 1981-09-00
• The Uncanny X-Men #170 — 1983-06-00
• The Uncanny X-Men #172 — 1983-08-00
• The Uncanny X-Men #173 — 1983-09-00
• The Uncanny X-Men #174 — 1983-10-00
• The Uncanny X-Men #175 — 1983-11-00
• X-Men Classics Starring the X-Men #1 — 1983-12-10
• X-Factor #4 — 1986-05-00
• The Marvel Saga the Official History of the Marvel Universe #18 — 1987-05-00
• Classic X-Men #31 — 1989-03-00
• Classic X-Men #32 — 1989-04-00
• Classic X-Men #34 — 1989-06-00
• Classic X-Men #44 — 1990-02-00
• X-Men Annual #15 — 1991-00-00
• Marvel Holiday Special #1 — 1991-00-00
• X-Men Classic #76 — 1992-10-00
• X-Men Classic #77 — 1992-11-00
• X-Men Classic #78 — 1992-12-00
• The Official Handbook of the Marvel Universe: Master Edition #29 — 1993-00-00
• Uncanny X-Men Masterworks #1 — 1993-02-16
• X-Factor Annual #8 — 1993-05-00
• The Uncanny X-Men Annual #17 — 1993-06-00
• X-Men Unlimited #2 — 1993-09-00
• What If...? #59 — 1994-03-00
• X-Men: The Early Years #4 — 1994-08-00
• X-Men: The Early Years #5 — 1994-09-00
• X-Men: The Early Years #6 — 1994-10-00
• X-Men: The Early Years #7 — 1994-11-00
• X-Men: The Early Years #8 — 1994-12-00
• X-Men: The Early Years #11 — 1995-03-00
• Marvels: Portraits #1 — 1995-03-00
• X-Man '96 #1 — 1996-11-25
• Code of Honor #2 — 1997-03-00
• X-Men #63 — 1997-04-00
• X-Men Unlimited #15 — 1997-06-00
• X-Men #80 — 1998-10-00
• X-Men #86 — 1999-03-00
• Magneto Ascendant #1 — 1999-04-00
• X-Men Unlimited #24 — 1999-09-00
• X-Men #93 — 1999-10-00
• X-Men #94 — 1999-11-00
• Thunderbolts #33 — 1999-12-00
• Magneto: Dark Seduction #2 — 2000-07-00
• X-Men The Hidden Years #11 — 2000-10-00
• X-Men The Hidden Years #12 — 2000-11-00
• X-Men The Hidden Years #13 — 2000-12-00
• Earth X #[nn] — 2000-12-06
• X-Men The Hidden Years #14 — 2001-01-00
• Excalibur #9 — 2005-03-00
• Official Handbook of the Ultimate Marvel Universe: The Ultimates & X-Men 2005 #[nn] — 2005-12-00
• X-Men Unlimited #11 — 2005-12-00
• Marvel Legacy: The 1960s Handbook #1 — 2006-02-00
• X-Men: First Class #7 — 2007-05-00

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