([April] 2008)

DC, 2006 Series
Price:
16.99 USD; 19.99 CAD
Pages:
532
Indicia / Colophon Publisher:
DC Comics
Brand:
DC [swirl]
ISBN:
978-1-4012-1725-9 Search at WorldCat
Barcode:
?
Editing:
Whitney Ellsworth (original editor); Jack Schiff (original editor); Murray Boltinoff (original editor); George Kashdan (original editor); Peter Hamboussi (collected edition)
Color:
Color Cover; Black & White Interior
Dimensions:
6.5" x 10"
Binding:
Softcover
Publishing Format:
Collected Edition

[no title indexed] (Table of Contents)

Challengers of the Unknown / cover / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Colors:
Drew Moore
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Rocky; Prof; Red
Reprints:

Showcase Presents Challengers of the Unknown (Table of Contents)

credits / 1 page (report information)

Script:
Peter Hamboussi
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
typeset

Genre:
non-fiction
Synopsis:
List of all DC personnel connected with the production of this volume.

Table of Contents (Table of Contents)

table of contents / 3 pages (report information)

Script:
Peter Hamboussi
Letters:
typeset

Genre:
non-fiction

[Challengers of the Unknown #18] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Rocky; Prof
Reprints:

The Menace of Mystery Island (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
typeset

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky; June
Reprints:

The Doomed World of Tomorrow (Table of Contents)

Challengers of the Unknown / comic story / 12 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Prof; Rocky; Red
Reprints:

[Challengers of the Unknown #19] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Alien Who Stole a Planet (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Beasts from the Fabulous Gem (Table of Contents)

Challengers of the Unknown / comic story / 12 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

[Challengers of the Unknown #20] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Prof; Red; Rocky
Reprints:

Multi-Man Strikes Again (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Prof; Red; Rocky
Reprints:

The Cosmic-Powered Creature (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Reprints:

[Challengers of the Unknown No. 21] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

THe Weird World That Didn't Exist (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Challengers' Space-Pet Ally (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky; June; Cosmo
Reprints:

[Challengers of the Unknown No. 22] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / pages (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Reprints:

The Curse of the Golden God (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Thing in Challenger Mountain (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

[Challengers of the Unknown No. 23] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace, Red; June
Reprints:

Death Guarded the Doom Box (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Island in the Sky (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky; June
Reprints:

[Challengers of the Unknown No. 24] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Rocky; June; Multi-Man
Reprints:

The Challengers Die at Dawn (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky; June
Reprints:

Multi-Man, Master of Earth (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky; June; Multi-Man
Reprints:

[Challengers of the Unknown No. 25] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Reprints:

Return of the Invincible Pharaoh (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

Captives of the Alien Hunter (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Rocky; Prof; June; Cosmo
Reprints:

[Challengers of the Unknown No. 26] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Red; Rocky; June
Reprints:

Indexer Notes

this reprint has the wrong date on the cover

Death Crowns the Challenger King (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Secret of the Space Spectaculars (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

[Challengers of the Unknown No. 27] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The 1,001 Impossible Inventions (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Rocky; Prof
Reprints:

Master of the Volcano Men (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
Arnold Drake
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky; Gruner
Reprints:

[Challengers of the Unknown No. 28] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky; June
Reprints:

The Revolt of the Terrible FX-1 (Table of Contents)

Challengers of the Unknown / comic story / 10.67 pages (report information)

Script:
Arnold Drake
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Riddle of the Faceless Man (Table of Contents)

Challengers of the Unknown / comic story / 13.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Rocky; Prof
Reprints:

[Challengers of the Unknown No. 29] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Rocky; Prof
Reprints:

Indexer Notes

date on reprinted cover is incorrect

Four Roads to Doomsday (Table of Contents)

Challengers of the Unknown / comic story / 13.67 pages (report information)

Script:
Arnold Drake
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The War between the Challenger Teams (Table of Contents)

Challengers of the Unknown / comic story / 10.67 pages (report information)

Script:
France Ed Herron
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

[Challengers of the Unknown No. 30] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Rocky; Multi-Man
Reprints:

Multi-Man...Villain Turned Hero (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky; Multi-Man
Reprints:

The Fifth Challenger (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Rocky; Prof; June
Reprints:

Indexer Notes

Some pages appear to have been pencilled by Ramona Fradon.

[Challengers of the Unknown No. 31] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Man Who Saved the Challengers' Lives (Table of Contents)

Challengers of the Unknown / comic story / 6.67 pages (report information)

Script:
Arnold Drake ?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky; Wilfred Clayton
Reprints:

Indexer Notes

Part 1 of a 3-part story.

The Secret from the Challengers' Past (Table of Contents)

Challengers of the Unknown / comic story / 5.67 pages (report information)

Script:
Arnold Drake ?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

Indexer Notes

Part 2 of a 3-part story.

The Warrior from 1,000 A.D. (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
Arnold Drake ?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

Indexer Notes

Part 3 of a 3-part story.

[Challengers of the Unknown No. 32] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Rocky; Prof; Volcano Man
Reprints:

One Challenger Must Die! (Table of Contents)

Challengers of the Unknown / comic story / 9.67 pages (report information)

Script:
Arnold Drake
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

Cosmo Turns Traitor (Table of Contents)

Chlalengers of the Unknown / comic story / 14.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky; Cosmo
Reprints:

[Challengers of the Unknown No. 33] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Challengers Meet Their Master (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
Arnold Drake
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Reprints:

The Threat of the "Trojan Robot" (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

[Challengers of the Unknown No. 34] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Rocky; Multi-Man; Multi-Woman
Reprints:

Beachhead, U.S.A. (Table of Contents)

Challengers of the Unknown / comic story / 9.67 pages (report information)

Script:
France Ed Herron
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

Multi-Woman, Queen of Disaster (Table of Contents)

Challengers of the Unknown / comic story / 14.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Reprints:

[Challengers of the Unknown No. 35] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Bron
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The War against the Moon Beast (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

Sons of the Challengers (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

[Challengers of the Unknown No. 36] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

Indexer Notes

reprinted cover has incorrect date

The Giant in Challenger Mountain (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

Bodyguards to a Star (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

[Challengers of the Unknown No. 37] (Table of Contents)

Challengers of the Unknown / cover reprint (on interior page) / 1 page (report information)

Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Triple Terror of Mr. Dimension (Table of Contents)

Challengers of the Unknown / comic story / 11.67 pages (report information)

Script:
?
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

The Last Days of the Challengers (Table of Contents)

Challengers of the Unknown / comic story / 12.67 pages (report information)

Script:
France Ed Herron
Pencils:
Bob Brown
Inks:
Bob Brown
Letters:
?

Genre:
adventure; science fiction
Characters:
Ace; Red; Prof; Rocky
Reprints:

Showcase Presents (Table of Contents)

DC Comics / promo (ad from the publisher) / 2 pages (report information)

Script:
?
Pencils:
Gil Kane; Curt Swan; Luis Dominguez; Carmine Infantino; Murphy Anderson; Jack Kirby; Russ Heath; Jim Aparo
Inks:
Joe Giella; Stan Kaye; Ray Burnley; Luis DOminguez; Murphy Anderson; Russ Heath; Jim Aparo
Letters:
?

Genre:
fantasy-supernatural; science fiction; superhero; war; western-frontier
Characters:
Green Lantern; Superman; Brainiac; Titano; Jimmy Olsen; Lois Lane; Perry White; Jonah Hex; Batman; Robin; Wonder Woman; Martian Manhunter; Flash; Green Arrow; Elongated Man; Ace; Red; Prof; Rocky; Phantom Stranger
Synopsis:
House ads for the first Showcase Presents volumes of Green Lantern, Superman, Superman Family, Jonah Hex, Batman, Justice League of America, Elongated Man, Challengers of the Unknown, Haunted Tank, Phantom Stranger, and Superman Volume 2.

Challengers of the Unknown Volume 2 (Table of Contents)

Challengers of the Unknown / foreword, introduction, preface, afterword / 1 page (report information)

Script:
Peter Hamboussi
Pencils:
Jack Kirby; Carmine Infantino; Nick Cardy
Inks:
?; Joe Giella; Murphy Anderson; Nick Cardy
Colors:
Drew Moore
Letters:
typeset

Genre:
adventure; science fiction; superhero
Characters:
Ace; Red; Rocky; Prof; Batman; Robin; Flash; Aqualad; Kid Flash; Wonder Girl
Synopsis:
Afterword about the contents of this volume. Also cover repros of the lastest Showcase Presents volumes of Batman, Flash, House of Mystery and Teen Titans.
Editing

Table of Contents

  1. 0. [no title indexed]
    Challengers of the Unknown
  2. 1. Showcase Presents Challengers of the Unknown
  3. 2. Table of Contents
  4. 3. [Challengers of the Unknown #18]
    Challengers of the Unknown
  5. 4. The Menace of Mystery Island
    Challengers of the Unknown
  6. 5. The Doomed World of Tomorrow
    Challengers of the Unknown
  7. 6. [Challengers of the Unknown #19]
    Challengers of the Unknown
  8. 7. The Alien Who Stole a Planet
    Challengers of the Unknown
  9. 8. The Beasts from the Fabulous Gem
    Challengers of the Unknown
  10. 9. [Challengers of the Unknown #20]
    Challengers of the Unknown
  11. 10. Multi-Man Strikes Again
    Challengers of the Unknown
  12. 11. The Cosmic-Powered Creature
    Challengers of the Unknown
  13. 12. [Challengers of the Unknown No. 21]
    Challengers of the Unknown
  14. 13. THe Weird World That Didn't Exist
    Challengers of the Unknown
  15. 14. The Challengers' Space-Pet Ally
    Challengers of the Unknown
  16. 15. [Challengers of the Unknown No. 22]
    Challengers of the Unknown
  17. 16. The Curse of the Golden God
    Challengers of the Unknown
  18. 17. The Thing in Challenger Mountain
    Challengers of the Unknown
  19. 18. [Challengers of the Unknown No. 23]
    Challengers of the Unknown
  20. 19. Death Guarded the Doom Box
    Challengers of the Unknown
  21. 20. The Island in the Sky
    Challengers of the Unknown
  22. 21. [Challengers of the Unknown No. 24]
    Challengers of the Unknown
  23. 22. The Challengers Die at Dawn
    Challengers of the Unknown
  24. 23. Multi-Man, Master of Earth
    Challengers of the Unknown
  25. 24. [Challengers of the Unknown No. 25]
    Challengers of the Unknown
  26. 25. Return of the Invincible Pharaoh
    Challengers of the Unknown
  27. 26. Captives of the Alien Hunter
    Challengers of the Unknown
  28. 27. [Challengers of the Unknown No. 26]
    Challengers of the Unknown
  29. 28. Death Crowns the Challenger King
    Challengers of the Unknown
  30. 29. The Secret of the Space Spectaculars
    Challengers of the Unknown
  31. 30. [Challengers of the Unknown No. 27]
    Challengers of the Unknown
  32. 31. The 1,001 Impossible Inventions
    Challengers of the Unknown
  33. 32. Master of the Volcano Men
    Challengers of the Unknown
  34. 33. [Challengers of the Unknown No. 28]
    Challengers of the Unknown
  35. 34. The Revolt of the Terrible FX-1
    Challengers of the Unknown
  36. 35. The Riddle of the Faceless Man
    Challengers of the Unknown
  37. 36. [Challengers of the Unknown No. 29]
    Challengers of the Unknown
  38. 37. Four Roads to Doomsday
    Challengers of the Unknown
  39. 38. The War between the Challenger Teams
    Challengers of the Unknown
  40. 39. [Challengers of the Unknown No. 30]
    Challengers of the Unknown
  41. 40. Multi-Man...Villain Turned Hero
    Challengers of the Unknown
  42. 41. The Fifth Challenger
    Challengers of the Unknown
  43. 42. [Challengers of the Unknown No. 31]
    Challengers of the Unknown
  44. 43. The Man Who Saved the Challengers' Lives
    Challengers of the Unknown
  45. 44. The Secret from the Challengers' Past
    Challengers of the Unknown
  46. 45. The Warrior from 1,000 A.D.
    Challengers of the Unknown
  47. 46. [Challengers of the Unknown No. 32]
    Challengers of the Unknown
  48. 47. One Challenger Must Die!
    Challengers of the Unknown
  49. 48. Cosmo Turns Traitor
    Chlalengers of the Unknown
  50. 49. [Challengers of the Unknown No. 33]
    Challengers of the Unknown
  51. 50. The Challengers Meet Their Master
    Challengers of the Unknown
  52. 51. The Threat of the "Trojan Robot"
    Challengers of the Unknown
  53. 52. [Challengers of the Unknown No. 34]
    Challengers of the Unknown
  54. 53. Beachhead, U.S.A.
    Challengers of the Unknown
  55. 54. Multi-Woman, Queen of Disaster
    Challengers of the Unknown
  56. 55. [Challengers of the Unknown No. 35]
    Challengers of the Unknown
  57. 56. The War against the Moon Beast
    Challengers of the Unknown
  58. 57. Sons of the Challengers
    Challengers of the Unknown
  59. 58. [Challengers of the Unknown No. 36]
    Challengers of the Unknown
  60. 59. The Giant in Challenger Mountain
    Challengers of the Unknown
  61. 60. Bodyguards to a Star
    Challengers of the Unknown
  62. 61. [Challengers of the Unknown No. 37]
    Challengers of the Unknown
  63. 62. The Triple Terror of Mr. Dimension
    Challengers of the Unknown
  64. 63. The Last Days of the Challengers
    Challengers of the Unknown
  65. 64. Showcase Presents
    DC Comics
  66. 65. Challengers of the Unknown Volume 2
    Challengers of the Unknown
This issue was most recently modified by:
  • Jim Van Dore
  • Peter Croome
  • Alexandros Diamantidis
  • Gene Reed
  • Bob Hughes
Issues in this series have been indexed by:
  • Ramon Schenk