The X-Men (vol. 1) #31 (Apr. 1967):
“We Must Destroy...the Cobalt Man!”
by Roy Thomas, Werner Roth, John Tartaglione

The X-Men (vol. 1) #31

Title: “We Must Destroy...the Cobalt Man!”

Medium: comic

Cover date: Apr. 1967

Publisher: Marvel
Written by: Roy Thomas
Art by: Werner Roth, John Tartaglione

33 characters in this story:

(Click links for info about character
and his/her religious practice, affiliation, etc.)
Pub. #
Cyclops Cyclops (Scott Summers) hero
CBR Scale: SCBR Scale: I Protestant; mutant supremacist
Brotherhood of Mutant Supremacy; Summers Rebellion...  Marvel 8,371
The Beast The Beast (Hank McCoy) hero scientist
CBR Scale: ICBR Scale: S Episcopalian; agnostic
Academy of Tomorrow; Brotherhood of Mutants...  Marvel 5,233
Phoenix Marvel Girl (Jean Grey) hero
CBR Scale: I Episcopalian
Metro College; The Twelve...  Marvel 1,905
Iceman Iceman (Bobby Drake) hero
CBR Scale: I Jewish Catholic
Secret Defenders; Spider-Man and His Amazing Friends...  Marvel 1,752
Angel Angel (Warren Worthington III) hero
CBR Scale: I Episcopalian
Academy of Tomorrow; Horsemen of Apocalypse...  Marvel 1,741
Professor X Professor X (Charles Xavier) hero scientist
CBR Scale: S religious
Brotherhood of Mutants; Genoshan Excalibur...  Marvel 4,999
Cobalt Man Cobalt Man (Ralph Roberts) villain scientist
  Emissaries of Evil (Egghead) Marvel 9
Candy Southern Candy Southern hero
  Archer College; The Defenders (leader) Marvel 66
Vera Cantor Vera Cantor supporting character
  [long-time girlfriend of Hank McCoy (Beast)] Marvel 45
Xavier Institute Xavier School for Gifted Youngsters supporting character group
  [high school] Marvel 373
Bernard the Poet Bernard the Poet (Bernard) supporting character
CBR Scale: M Zen beatnik
[latent mutant, alters perceptions of others] Marvel 8
Ted Roberts Ted Roberts supporting character
  Metro College
[Cobalt Man's brother; dated Jean Grey]
Marvel 9
Zelda Kurtzberg Zelda Kurtzberg supporting character
  [Iceman's former girlfriend] Marvel 14
X-Men X-Men hero group
  [1st app: The X-Men (vol. 1) #1 (Sep. 1963)] Marvel 9,958
Metro College Metro College supporting character group
  [college/university] Marvel 3
Stark Industries Stark Industries supporting character group
  [company] Marvel
Coffee A Go-Go Coffee A Go-Go supporting character group
  [coffee shop original X-Men hung out at] Marvel 10
Never-Say-Diner Never-Say-Diner supporting character group
  [near Metro College; early X-Men and friends ate there] Marvel 1
Monkee's Paw Monkee's Paw supporting character group
  [former pizza place, turned into disco nightclub] Marvel 1
Roberts Research, Inc. Roberts Research, Inc. supporting character group
  [owned by Ralph Roberts (Cobalt Man)] Marvel 4
Juggernaut Juggernaut (Cain Marko)
villain hero
CBR Scale: I Christian (denomination
Brotherhood of Mutants; Excalibur...  Marvel 387
Iron Man Iron Man (Tony Stark)
(1-panel cameo) 
CBR Scale: I futurist; technophile; mostly secular; sometimes prays; Alcoholics Anonymous
Force Works; Illuminati...  Marvel 5,673
Changeling Changeling (Kevin Sydney)
(behind the scenes) 
  Factor Three; X-Men Marvel 23
Banshee Banshee (Sean Cassidy)
CBR Scale: S Catholic
Factor Three; Generation X (teacher)...  Marvel 1,340
Ogre Ogre (Brian Dunlap)
supporting character villain scientist
  Factor Three; The Thunderbolts Marvel 15
Mimic Mimic (Calvin Rankin)
villain hero
  Brotherhood of Mutants; Dark X-Men...  Marvel 169
Super-Adaptoid Super-Adaptoid
CBR Scale: I N.A.
A.I.M.; Heavy Metal Marvel 72
Merlin Demonspawn Warlock
CBR Scale: S primal-indigenous; Arthurian; occult/sorcerer
[born 10,000 years ago] Marvel 37
Cerebro Cerebro
CBR Scale: I N.A.
[Xavier's mutant-finding machine, given sentience by Bastion] Marvel 9
The Avengers The Avengers
hero group
  [1st app: The Avengers (vol. 1) #1 (Sep. 1963)] Marvel 100
Factor Three Factor Three
villain group
  [1st app: The X-Men (vol. 1) #28 (Jan. 1967)] Marvel 44
The United Nations The United Nations
supporting character group real/historical person
  [1st app: Captain Marvel Adventures #78 (Nov. 1947)] Fawcett 118
Archer College Archer College
supporting character group
  [Angel's girlfriend Candy Southern took night classes there] Marvel 2

Reprints of this comic:
X-Men (vol. 1) #79 (Dec. 1972): "We Must Destroy...the Cobalt Man!"