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| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. Challengers of the Unknown 1 (4-5/58, DC Comics) Jack Kirby story, cover and art | Universal | 193 | 4.91 | 1 | 3 | 5 | 7 | 5 | 20 | 15 | 15 | 19 | 15 | 20 | 9 | 9 | 15 | 14 | 5 | 6 | 3 | 4 | 3 | |||||
| 2. Challengers of the Unknown 1 (4-5/58, DC Comics) | Restored | 30 | 5.68 | 1 | 1 | 4 | 2 | 6 | 5 | 1 | 1 | 4 | 1 | 2 | 2 | |||||||||||||
| 3. Challengers of the Unknown 1 (4-5/58, DC Comics) | Qualified | 1 | 8.00 | 1 | ||||||||||||||||||||||||
| 4. Challengers of the Unknown 2 (6-7/58, DC Comics) Dave Wood story Jack Kirby cover and art | Universal | 55 | 6.10 | 1 | 3 | 5 | 7 | 6 | 2 | 8 | 7 | 5 | 3 | 3 | 3 | 2 | ||||||||||||
| 5. Challengers of the Unknown 2 (6-7/58, DC Comics) | Restored | 2 | 6.75 | 1 | 1 | |||||||||||||||||||||||
| 6. Challengers of the Unknown 2 (6-7/58, DC Comics) | Qualified | 1 | 8.50 | 1 | ||||||||||||||||||||||||
| 7. Challengers of the Unknown 3 (8-9/58, DC Comics) Rocky sent into space and returns with four super powers. Pre-dates Fantastic Four #1 by over 3 | Universal | 93 | 4.99 | 3 | 3 | 2 | 5 | 3 | 6 | 12 | 12 | 14 | 10 | 10 | 4 | 2 | 4 | 1 | 1 | 1 | ||||||||
| 8. Challengers of the Unknown 3 (8-9/58, DC Comics) | Restored | 6 | 5.45 | 1 | 1 | 1 | 1 | 1 | 1 | |||||||||||||||||||
| 9. Challengers of the Unknown 3 (8-9/58, DC Comics) | Qualified | 3 | 7.23 | 1 | 1 | 1 | ||||||||||||||||||||||
| 10. Challengers of the Unknown 4 (10-11/58, DC Comics) Jack Kirby story and cover Jack Kirby and Wally Wood art | Universal | 55 | 6.37 | 1 | 2 | 4 | 3 | 3 | 4 | 8 | 2 | 6 | 7 | 3 | 6 | 2 | 3 | 1 | ||||||||||
| 11. Challengers of the Unknown 4 (10-11/58, DC Comics) | Restored | 4 | 5.25 | 2 | 1 | 1 | ||||||||||||||||||||||
| 12. Challengers of the Unknown 4 (10-11/58, DC Comics) | Qualified | 1 | 7.50 | 1 | ||||||||||||||||||||||||
| 13. Challengers of the Unknown 5 (12/58-1/59, DC Comics) Jack Kirby cover Jack Kirby and Wally Wood art | Universal | 44 | 6.59 | 3 | 5 | 7 | 4 | 5 | 4 | 2 | 3 | 2 | 3 | 3 | 2 | 1 | ||||||||||||
| 14. Challengers of the Unknown 5 (12/58-1/59, DC Comics) | Qualified | 1 | 9.00 | 1 | ||||||||||||||||||||||||
| 15. Challengers of the Unknown 6 (2-3/59, DC Comics) Full page ad for Flash #105 France Herron and Dave Wood stories Jack Kirby and Wally Wood art | Universal | 54 | 6.64 | 1 | 2 | 4 | 1 | 5 | 9 | 5 | 7 | 6 | 4 | 2 | 3 | 2 | 1 | 2 | ||||||||||
| 16. Challengers of the Unknown 6 (2-3/59, DC Comics) | Restored | 3 | 8.33 | 1 | 2 | |||||||||||||||||||||||
| 17. Challengers of the Unknown 7 (4-5/59, DC Comics) Jack Kirby and France Herron story Jack Kirby and Wally Wood art Jack Kirby cover | Universal | 41 | 6.65 | 1 | 4 | 7 | 3 | 4 | 4 | 3 | 3 | 2 | 1 | 1 | 4 | 2 | 1 | 1 | ||||||||||
| 18. Challengers of the Unknown 7 (4-5/59, DC Comics) | Restored | 3 | 5.17 | 1 | 1 | 1 | ||||||||||||||||||||||
| 19. Challengers of the Unknown 8 (6-7/59, DC Comics) 1st appearance of Drabny and Kra. Jack Kirby and Dave Wood stories Jack Kirby and Wally Wood c | Universal | 39 | 5.96 | 1 | 3 | 2 | 4 | 6 | 2 | 1 | 6 | 5 | 5 | 1 | 1 | 1 | 1 | |||||||||||
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
| 20. Challengers of the Unknown 8 (6-7/59, DC Comics) | Qualified | 1 | 5.00 | 1 | ||||||||||||||||||||||||
| 21. Challengers of the Unknown 9 (8-9/59, DC Comics) Bob Brown cover and art | Universal | 26 | 6.70 | 1 | 2 | 2 | 3 | 2 | 6 | 1 | 3 | 1 | 1 | 2 | 1 | 1 | ||||||||||||
| 22. Challengers of the Unknown 2 Mexican Edition (9/59, Editorial Novaro) Dave Wood story Jack Kirby cover and art | Universal | 1 | 5.50 | 1 | ||||||||||||||||||||||||
| 23. Challengers of the Unknown 6 Mexican Edition (10/59, Editorial Novaro) France Herron and Dave Wood stories Jack Kirby and Wally Wood art Jack Kirby cover | Universal | 1 | 3.50 | 1 | ||||||||||||||||||||||||
| 24. Challengers of the Unknown 10 (10-11/59, DC Comics) Bob Brown cover and art | Universal | 24 | 6.53 | 1 | 4 | 2 | 1 | 4 | 2 | 2 | 2 | 2 | 1 | 2 | 1 | |||||||||||||
| 25. Challengers of the Unknown 3 Mexican Edition (12/59, Editorial Novaro) Rocky sent into space and returns with four super powers. Pre-dates Fantastic Four #1 by over 2 | Universal | 1 | 4.50 | 1 | ||||||||||||||||||||||||
| 26. Challengers of the Unknown 11 (12/59-1/60, DC Comics) Greytone cover. Bob Brown and Jack Adler cover Bob Brown art | Universal | 33 | 7.11 | 4 | 4 | 6 | 3 | 4 | 6 | 3 | 1 | 1 | 1 | |||||||||||||||
| 27. Challengers of the Unknown 4 Mexican Edition (2/60, Editorial Novaro) | Restored | 1 | 2.00 | 1 | ||||||||||||||||||||||||
| 28. Challengers of the Unknown 12 (2-3/60, DC Comics) 1st appearance of Challenger Mountain. Ed Herron story Bob Brown cover and art | Universal | 26 | 7.39 | 1 | 2 | 4 | 6 | 2 | 6 | 1 | 1 | 2 | 1 | |||||||||||||||
| 29. Challengers of the Unknown 13 (4-5/60, DC Comics) France Ed Herron story Bob Brown cover and art | Universal | 15 | 6.87 | 1 | 1 | 1 | 4 | 2 | 1 | 1 | 2 | 1 | 1 | |||||||||||||||
| 30. Challengers of the Unknown 13 (4-5/60, DC Comics) | Restored | 1 | 1.00 | 1 | ||||||||||||||||||||||||
| 31. Challengers of the Unknown 13 (4-5/60, DC Comics) | Qualified | 1 | 8.50 | 1 | ||||||||||||||||||||||||
| 32. Challengers of the Unknown 5 Mexican Edition (6/60, Editorial Novaro) | Restored | 1 | 2.00 | 1 | ||||||||||||||||||||||||
| 33. Challengers of the Unknown 14 (6-7/60, DC Comics) Origin and 1st appearance of Multi-Man. Ed Herron story Bob Brown cover and art | Universal | 28 | 7.21 | 2 | 1 | 1 | 2 | 3 | 2 | 3 | 4 | 3 | 3 | 1 | 1 | 1 | 1 | |||||||||||
| 34. Challengers of the Unknown 6 U.K. Edition (1960, Thorpe & Porter) Contains Challengers of the Unknown #6, Showcase #19, Strange Adventures #99 and House of Myster | Universal | 2 | 7.50 | 1 | 1 | |||||||||||||||||||||||
| 35. Challengers of the Unknown 15 (8-9/60, DC Comics) 2nd appearance of Multi-Man. Bob Brown cover and art | Universal | 18 | 6.58 | 1 | 3 | 2 | 3 | 1 | 2 | 3 | 1 | 1 | 1 | |||||||||||||||
| 36. Challengers of the Unknown 7 Mexican Edition (9/60, Editorial Novaro) | Restored | 1 | 2.50 | 1 | ||||||||||||||||||||||||
| 37. Challengers of the Unknown 16 (10-11/60, DC Comics) Full page ad for Justice League of America #1 Bob Brown cover and art | Universal | 35 | 7.48 | 2 | 2 | 6 | 4 | 4 | 3 | 4 | 3 | 2 | 1 | 3 | 1 | |||||||||||||
| 38. Challengers of the Unknown 17 (12/60-1/61, DC Comics) Bob Brown cover and art | Universal | 24 | 6.79 | 1 | 5 | 1 | 1 | 1 | 3 | 3 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | |||||||||||
| 39. Challengers of the Unknown 17 (12/60-1/61, DC Comics) | Restored | 1 | 7.50 | 1 | ||||||||||||||||||||||||
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
| 40. Challengers of the Unknown 17 (12/60-1/61, DC Comics) | Qualified | 4 | 8.73 | 1 | 1 | 1 | 1 | |||||||||||||||||||||
| 41. Challengers of the Unknown 18 (2-3/61, DC Comics) 1st appearance of Cosmo, the Challenger's space pet. Bob Brown cover and art | Universal | 18 | 7.11 | 1 | 2 | 2 | 3 | 2 | 1 | 1 | 3 | 1 | 2 | |||||||||||||||
| 42. Challengers of the Unknown 18 (2-3/61, DC Comics) | Restored | 1 | 7.50 | 1 | ||||||||||||||||||||||||
| 43. Challengers of the Unknown 19 (4-5/61, DC Comics) Bob Brown cover and art | Universal | 17 | 6.91 | 2 | 3 | 2 | 2 | 1 | 2 | 1 | 1 | 1 | 2 | |||||||||||||||
| 44. Challengers of the Unknown 19 (4-5/61, DC Comics) | Restored | 1 | 9.00 | 1 | ||||||||||||||||||||||||
| 45. Challengers of the Unknown 20 (6-7/61, DC Comics) Multi-Man appearance. Bob Brown cover and art | Universal | 29 | 7.65 | 2 | 4 | 3 | 1 | 6 | 6 | 2 | 2 | 1 | 1 | 1 | ||||||||||||||
| 46. Challengers of the Unknown 21 (8-9/61, DC Comics) 2nd appearance of Cosmo. France Herron story Bob Brown cover and art | Universal | 25 | 6.62 | 3 | 1 | 1 | 1 | 5 | 4 | 1 | 1 | 2 | 3 | 1 | 1 | 1 | ||||||||||||
| 47. Challengers of the Unknown 21 (8-9/61, DC Comics) | Restored | 1 | 8.00 | 1 | ||||||||||||||||||||||||
| 48. Challengers of the Unknown 21 (8-9/61, DC Comics) | Qualified | 1 | 8.00 | 1 | ||||||||||||||||||||||||
| 49. Challengers of the Unknown 22 (10-11/61, DC Comics) Last 10? issue. Full page ad for Showcase #34 Arnold Drake story Bob Brown cover and art | Universal | 25 | 7.38 | 2 | 1 | 5 | 4 | 2 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | |||||||||||||
| 50. Challengers of the Unknown 22 (10-11/61, DC Comics) | Qualified | 1 | 6.00 | 1 | ||||||||||||||||||||||||
| 51. Challengers of the Unknown 23 (12/61-1/62, DC Comics) Bob Brown cover and art | Universal | 21 | 7.99 | 2 | 1 | 6 | 2 | 2 | 3 | 1 | 2 | 1 | 1 | |||||||||||||||
| 52. Challengers of the Unknown 23 (12/61-1/62, DC Comics) | Restored | 1 | 4.00 | 1 | ||||||||||||||||||||||||
| 53. Challengers of the Unknown 24 (2-3/62, DC Comics) Multi-Man appearance. Bob Brown cover and art | Universal | 26 | 7.63 | 4 | 4 | 6 | 1 | 3 | 3 | 2 | 1 | 1 | 1 | |||||||||||||||
| 54. Challengers of the Unknown 25 (4-5/62, DC Comics) Cosmo appearance. Bob Brown cover and art | Universal | 11 | 6.63 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | |||||||||||||||||
| 55. Challengers of the Unknown 26 (6-7/62, DC Comics) Bob Brown cover and art | Universal | 15 | 7.55 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||||||||||
| 56. Challengers of the Unknown 26 (6-7/62, DC Comics) | Restored | 1 | 8.50 | 1 | ||||||||||||||||||||||||
| 57. Challengers of the Unknown 27 (8-9/62, DC Comics) 1st appearance of Volcano Man. Bob Brown cover and art | Universal | 29 | 7.46 | 1 | 1 | 4 | 5 | 5 | 1 | 1 | 3 | 1 | 1 | 1 | 2 | 2 | 1 | |||||||||||
| 58. Challengers of the Unknown 28 (10-11/62, DC Comics) Bob Brown cover and art | Universal | 15 | 7.87 | 1 | 1 | 3 | 3 | 1 | 2 | 1 | 2 | 1 | ||||||||||||||||
| 59. Challengers of the Unknown 29 (12/62-1/63, DC Comics) Arnold Drake and Ed Herron stories Bob Brown cover and art | Universal | 17 | 8.52 | 1 | 2 | 2 | 3 | 1 | 2 | 2 | 1 | 1 | 2 | |||||||||||||||
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
| 60. Challengers of the Unknown 29 (12/62-1/63, DC Comics) | Qualified | 2 | 8.75 | 1 | 1 | |||||||||||||||||||||||
| 61. Challengers of the Unknown 30 (2-3/63, DC Comics) Multi-Man appearance. Bob Brown cover and art | Universal | 19 | 7.98 | 1 | 2 | 1 | 4 | 3 | 1 | 4 | 2 | 1 | ||||||||||||||||
| 62. Challengers of the Unknown 31 (4-5/63, DC Comics) Origin of the Challengers retold. Bob Brown cover and art | Universal | 14 | 7.78 | 2 | 3 | 1 | 2 | 2 | 1 | 1 | 2 | |||||||||||||||||
| 63. Challengers of the Unknown 32 (6-7/63, DC Comics) Volcano Man appearance. Last appearance of Cosmo. Arnold Drake story Bob Brown cover and art | Universal | 12 | 8.17 | 1 | 2 | 4 | 1 | 2 | 1 | 1 | ||||||||||||||||||
| 64. Challengers of the Unknown 32 (6-7/63, DC Comics) | Qualified | 1 | 4.00 | 1 | ||||||||||||||||||||||||
| 65. Challengers of the Unknown 33 (8-9/63, DC Comics) Bob Brown cover and art | Universal | 10 | 8.93 | 2 | 5 | 2 | 1 | |||||||||||||||||||||
| 66. Challengers of the Unknown 33 (8-9/63, DC Comics) | Qualified | 1 | 8.50 | 1 | ||||||||||||||||||||||||
| 67. Challengers of the Unknown 34 (10-11/63, DC Comics) Multi-Man appearance. France Herron story Bob Brown cover and art | Universal | 14 | 8.04 | 1 | 3 | 3 | 1 | 3 | 2 | 1 | ||||||||||||||||||
| 68. Challengers of the Unknown 34 (10-11/63, DC Comics) | Restored | 2 | 5.75 | 1 | 1 | |||||||||||||||||||||||
| 69. Challengers of the Unknown 34 (10-11/63, DC Comics) | Qualified | 1 | 8.00 | 1 | ||||||||||||||||||||||||
| 70. Challengers of the Unknown 35 (12/63-1/64, DC Comics) 1st "Sons of the Challengers" story. Bob Brown cover and art | Universal | 18 | 8.92 | 1 | 6 | 3 | 3 | 2 | 1 | 2 | ||||||||||||||||||
| 71. Challengers of the Unknown 36 (2-3/64, DC Comics) Bob Brown cover and art | Universal | 17 | 8.68 | 2 | 4 | 1 | 4 | 3 | 1 | 1 | 1 | |||||||||||||||||
| 72. Challengers of the Unknown 36 (2-3/64, DC Comics) | Qualified | 1 | 6.50 | 1 | ||||||||||||||||||||||||
| 73. Challengers of the Unknown 37 (4-5/64, DC Comics) Full page ad for Hawkman #1 Arnold Drake and Ed Herron stories Bob Brown cover and art | Universal | 11 | 8.07 | 4 | 2 | 1 | 1 | 1 | 1 | 1 | ||||||||||||||||||
| 74. Challengers of the Unknown 37 (4-5/64, DC Comics) | Restored | 1 | 5.00 | 1 | ||||||||||||||||||||||||
| 75. Challengers of the Unknown 37 (4-5/64, DC Comics) | Qualified | 1 | 9.60 | 1 | ||||||||||||||||||||||||
| 76. Challengers of the Unknown 38 (6-7/64, DC Comics) Ed Herron and Arnold Drake stories Bob Brown cover and art | Universal | 39 | 8.78 | 4 | 17 | 6 | 3 | 4 | 1 | 2 | 1 | 1 | ||||||||||||||||
| 77. Challengers of the Unknown 38 (6-7/64, DC Comics) | Qualified | 1 | 8.50 | 1 | ||||||||||||||||||||||||
| 78. Challengers of the Unknown 39 (8-9/64, DC Comics) "Sons of the Challengers" story. Bob Brown cover and art | Universal | 7 | 7.83 | 1 | 1 | 2 | 1 | 1 | 1 | |||||||||||||||||||
| 79. Challengers of the Unknown 40 (10-11/64, DC Comics) Multi-Man appearance. France Herron and Arnold Drake stories Bob Brown cover and art | Universal | 16 | 8.89 | 3 | 2 | 1 | 5 | 2 | 2 | 1 | ||||||||||||||||||
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
| 80. Challengers of the Unknown 41 (12/64-1/65, DC Comics) France Herron story Bob Brown cover and art | Universal | 19 | 8.82 | 1 | 4 | 2 | 3 | 2 | 2 | 3 | 1 | 1 | ||||||||||||||||
| 81. Challengers of the Unknown 42 (2-3/65, DC Comics) 1st appearance of Challenger-Haters (Drabny, Kra, Multi-Man & Volcano Man). France Herron story | Universal | 26 | 8.76 | 3 | 4 | 6 | 3 | 2 | 3 | 1 | 1 | 1 | 1 | 1 | ||||||||||||||
| 82. Challengers of the Unknown 43 (4-5/65, DC Comics) Challengers don new costume. France Herron and Bill Finger stories Bob Brown cover and art | Universal | 17 | 8.74 | 1 | 2 | 4 | 2 | 3 | 1 | 2 | 1 | 1 | ||||||||||||||||
| 83. Challengers of the Unknown 44 (6-7/65, DC Comics) Dave Wood and Bill Finger stories Bob Brown cover and art | Universal | 10 | 8.31 | 1 | 4 | 2 | 1 | 1 | 1 | |||||||||||||||||||
| 84. Challengers of the Unknown 44 (6-7/65, DC Comics) | Restored | 1 | 8.50 | 1 | ||||||||||||||||||||||||
| 85. Challengers of the Unknown 45 (8-9/65, DC Comics) Multi-Woman joins the League of Challenger-Haters. Arnold Drake story Bob Brown cover and art | Universal | 12 | 8.88 | 1 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | |||||||||||||||||
| 86. Challengers of the Unknown 46 (10-11/65, DC Comics) Bill Finger story Bob Brown and Wally Wood art Bob Brown cover | Universal | 21 | 8.00 | 2 | 3 | 5 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | ||||||||||||||
| 87. Challengers of the Unknown 47 (12/65-1/66, DC Comics) 1st appearance of Sponge Man. Bill Finger and Ed Herron stories Bob Brown cover and art | Universal | 24 | 8.54 | 2 | 3 | 7 | 1 | 2 | 1 | 2 | 2 | 2 | 1 | 1 | ||||||||||||||
| 88. Challengers of the Unknown 48 (2-3/66, DC Comics) Doom Patrol and League of Challenger-Haters appearance. Story continued in Doom Patrol #102 Arno | Universal | 30 | 8.63 | 2 | 3 | 6 | 5 | 4 | 2 | 3 | 2 | 1 | 1 | 1 | ||||||||||||||
| 89. Challengers of the Unknown 48 (2-3/66, DC Comics) | Signature | 1 | 5.00 | 1 | ||||||||||||||||||||||||
| 90. Challengers of the Unknown 49 (4-5/66, DC Comics) Bill Finger story Bob Brown cover and art | Universal | 18 | 8.10 | 1 | 2 | 4 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | |||||||||||||||
| 91. Challengers of the Unknown 50 (6-7/66, DC Comics) 1st appearance of Villo and Brainex. France Herron story Bob Brown cover and art | Universal | 12 | 8.37 | 1 | 1 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | |||||||||||||||
| 92. Challengers of the Unknown 50 (6-7/66, DC Comics) | Restored | 1 | 9.20 | 1 | ||||||||||||||||||||||||
| 93. Challengers of the Unknown 51 (8-9/66, DC Comics) Sea Devils appearance. Death of Sponge-Man. Bill Finger story Bob Brown cover and art | Universal | 17 | 7.94 | 1 | 5 | 2 | 1 | 4 | 2 | 1 | 1 | |||||||||||||||||
| 94. Challengers of the Unknown 52 (10-11/66, DC Comics) Villo and Brainex appearance. France Herron story Bob Brown cover and art | Universal | 16 | 9.08 | 2 | 3 | 4 | 1 | 2 | 1 | 2 | 1 | |||||||||||||||||
| 95. Challengers of the Unknown 53 (12/66-1/67, DC Comics) France Herron story Bob Brown cover and art | Universal | 14 | 7.90 | 1 | 5 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | ||||||||||||||||
| 96. Challengers of the Unknown 54 (2-3/67, DC Comics) Villo and Brainex appearance. France Herron story Bob Brown cover and art | Universal | 24 | 8.15 | 2 | 1 | 7 | 1 | 2 | 1 | 3 | 2 | 1 | 1 | 2 | 1 | |||||||||||||
| 97. Challengers of the Unknown 54 (2-3/67, DC Comics) | Restored | 1 | 9.00 | 1 | ||||||||||||||||||||||||
| 98. Challengers of the Unknown 55 (4-5/67, DC Comics) "Death" of Red Ryan. League of Challenger-Haters appearance. Arnold Drake story Bob Brown cover | Universal | 15 | 8.91 | 2 | 5 | 4 | 2 | 1 | 1 | |||||||||||||||||||
| 99. Challengers of the Unknown 55 (4-5/67, DC Comics) | Restored | 1 | 9.60 | 1 | ||||||||||||||||||||||||
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
| 100. Challengers of the Unknown 56 (6-7/67, DC Comics) Origin of Ace Morgan. Arnold Drake story Bob Brown cover and art | Universal | 17 | 9.01 | 1 | 2 | 7 | 2 | 2 | 1 | 1 | 1 | |||||||||||||||||
| 101. Challengers of the Unknown 56 (6-7/67, DC Comics) | Restored | 1 | 9.20 | 1 | ||||||||||||||||||||||||
| 102. Challengers of the Unknown 57 (8-9/67, DC Comics) Arnold Drake story Bob Brown cover and art | Universal | 15 | 8.50 | 1 | 2 | 4 | 2 | 1 | 2 | 1 | 1 | 1 | ||||||||||||||||
| 103. Challengers of the Unknown 58 (10-11/67, DC Comics) Multi-Man, Villo and Kra appearance. Arnold Drake story Bob Brown cover and art | Universal | 18 | 8.12 | 2 | 1 | 5 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||||||||||
| 104. Challengers of the Unknown 59 (12/67-1/68, DC Comics) 1st appearance of Seekeenakee. Arnold Drake story Bob Brown cover and art | Universal | 22 | 8.20 | 2 | 3 | 5 | 2 | 3 | 3 | 1 | 1 | 2 | ||||||||||||||||
| 105. Challengers of the Unknown 60 (2-3/68, DC Comics) Return of Red Ryan. League of Challenger-Haters appearance. New logo. Arnold Drake story Bob Bro | Universal | 25 | 8.46 | 2 | 4 | 4 | 5 | 2 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | |||||||||||||
| 106. Challengers of the Unknown 61 (4-5/68, DC Comics) Arnold Drake story Bob Brown cover and art | Universal | 15 | 8.29 | 1 | 1 | 4 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | |||||||||||||||
| 107. Challengers of the Unknown 62 (6-7/68, DC Comics) Origin Rocky Davis. 1 page Challengers pin-up by Bob Brown. Arnold Drake story Bob Brown cover a | Universal | 17 | 8.89 | 5 | 6 | 1 | 1 | 3 | 1 | |||||||||||||||||||
| 108. Challengers of the Unknown 63 (8-9/68, DC Comics) Arnold Drake story Bob Brown and Jack Abel art Bob Brown cover | Universal | 16 | 8.53 | 2 | 3 | 5 | 1 | 1 | 2 | 1 | 1 | |||||||||||||||||
| 109. Challengers of the Unknown 64 (10-11/68, DC Comics) Robert Kanigher story Jack Sparling art Joe Kubert cover | Universal | 9 | 7.78 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | ||||||||||||||||||
| 110. Challengers of the Unknown 65 (12/68-1/69, DC Comics) Robert Kanigher story Jack Sparling cover and art | Universal | 15 | 8.97 | 2 | 3 | 5 | 1 | 1 | 1 | 1 | 1 | |||||||||||||||||
| 111. Challengers of the Unknown 65 (12/68-1/69, DC Comics) | Restored | 1 | 7.50 | 1 | ||||||||||||||||||||||||
| 112. Challengers of the Unknown 66 (2-3/69, DC Comics) Mike Friedrich story Jack Sparling art Joe Kubert cover | Universal | 18 | 8.67 | 4 | 6 | 1 | 1 | 1 | 2 | 1 | 2 | |||||||||||||||||
| 113. Challengers of the Unknown 67 (4-5/69, DC Comics) Robert Kanigher story Jack Sparling art Neal Adams cover | Universal | 19 | 8.98 | 1 | 1 | 5 | 4 | 3 | 3 | 1 | 1 | |||||||||||||||||
| 114. Challengers of the Unknown 67 (4-5/69, DC Comics) | Signature | 1 | 9.40 | 1 | ||||||||||||||||||||||||
| 115. Challengers of the Unknown 68 (6-7/69, DC Comics) President Richard M. Nixon appearance. Denny O'Neil story Jack Sparling and Vince Colletta art | Universal | 15 | 9.05 | 3 | 5 | 2 | 3 | 2 | ||||||||||||||||||||
| 116. Challengers of the Unknown 69 (8-9/69, DC Comics) Denny O'Neil story Jack Sparling art Joe Kubert cover | Universal | 12 | 9.21 | 1 | 1 | 6 | 1 | 3 | ||||||||||||||||||||
| 117. Challengers of the Unknown 69 (8-9/69, DC Comics) | Signature | 2 | 7.75 | 1 | 1 | |||||||||||||||||||||||
| 118. Challengers of the Unknown 70 (10-11/69, DC Comics) Denny O'Neil story Jack Sparling art Neal Adams cover | Universal | 8 | 8.64 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | ||||||||||||||||||
| 119. Challengers of the Unknown 71 (12/69-1/70, DC Comics) Denny O'Neil story Jack Sparling and Frank Giacoia art Nick Cardy cover | Universal | 13 | 8.96 | 1 | 6 | 3 | 1 | 1 | 1 | |||||||||||||||||||
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
| 120. Challengers of the Unknown 72 (2-3/70, DC Comics) Denny O'Neil and Dave Wood story Dick Dillin, Lee Elias and Frank Giacoia art, Neal Adams cover | Universal | 25 | 8.52 | 3 | 3 | 5 | 2 | 3 | 1 | 1 | 2 | 3 | 1 | 1 | ||||||||||||||
| 121. Challengers of the Unknown 72 (2-3/70, DC Comics) | Signature | 2 | 7.35 | 1 | 1 | |||||||||||||||||||||||
| 122. Challengers of the Unknown 72 (2-3/70, DC Comics) | Qualified | 1 | 9.20 | 1 | ||||||||||||||||||||||||
| 123. Challengers of the Unknown 73 (4-5/70, DC Comics) Denny O'Neil story George Tuska art Nick Cardy cover | Universal | 7 | 8.63 | 1 | 2 | 3 | 1 | |||||||||||||||||||||
| 124. Challengers of the Unknown 74 (6-7/70, DC Comics) Johnny Double & Deadman appearance. Denny O'Neil & Murray Boltinoff stories George Tuska, Neal | Universal | 49 | 8.95 | 10 | 13 | 9 | 7 | 3 | 1 | 3 | 1 | 1 | 1 | |||||||||||||||
| 125. Challengers of the Unknown 74 (6-7/70, DC Comics) | Signature | 4 | 7.68 | 1 | 1 | 2 | ||||||||||||||||||||||
| 126. Challengers of the Unknown 74 (6-7/70, DC Comics) | Qualified | 1 | 6.00 | 1 | ||||||||||||||||||||||||
| 127. Challengers of the Unknown 75 (8-9/70, DC Comics) Reprints Showcase #7 George Tuska cover and art | Universal | 10 | 8.62 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | ||||||||||||||||||
| 128. Challengers of the Unknown 75 (8-9/70, DC Comics) | Qualified | 1 | 9.40 | 1 | ||||||||||||||||||||||||
| 129. Challengers of the Unknown 76 (10-11/70, DC Comics) Joe Kubert cover | Universal | 9 | 8.73 | 1 | 4 | 2 | 1 | 1 | ||||||||||||||||||||
| 130. Challengers of the Unknown 77 (12/70-1/71, DC Comics) | Universal | 10 | 9.21 | 1 | 3 | 2 | 1 | 2 | 1 | |||||||||||||||||||
| 131. Challengers of the Unknown 78 (2/73, DC Comics) | Universal | 12 | 9.10 | 1 | 5 | 3 | 1 | 2 | ||||||||||||||||||||
| 132. Challengers of the Unknown 78 (2/73, DC Comics) | Restored | 1 | 6.00 | 1 | ||||||||||||||||||||||||
| 133. Challengers of the Unknown 79 (3-4/73, DC Comics) Joe Kubert cover | Universal | 9 | 9.37 | 3 | 2 | 3 | 1 | |||||||||||||||||||||
| 134. Challengers of the Unknown 80 (6-7/73, DC Comics) Nick Cardy cover | Universal | 25 | 9.44 | 10 | 4 | 5 | 3 | 2 | 1 | |||||||||||||||||||
| 135. Challengers of the Unknown 81 (6-7/77, DC Comics) First issue since July 1973 Multi-Man appearance. Gerry Conway story Michael Netzer & Bob Wiace | Universal | 25 | 9.55 | 4 | 13 | 6 | 2 | |||||||||||||||||||||
| 136. Challengers of the Unknown 81 (6-7/77, DC Comics) | Signature | 1 | 9.60 | 1 | ||||||||||||||||||||||||
| 137. Challengers of the Unknown 82 (8-9/77, DC Comics) One panel inked by Bernie Wrightson. Swamp Thing appearance. Gerry Conway story Michael Netzer | Universal | 24 | 9.58 | 8 | 12 | 3 | 1 | |||||||||||||||||||||
| 138. Challengers of the Unknown 83 (10-11/77, DC Comics) Gerry Conway story Keith Giffen & John Celardo art Rich Buckler & Joe Rubinstein cover | Universal | 10 | 9.00 | 4 | 3 | 1 | 1 | 1 | ||||||||||||||||||||
| 139. Challengers of the Unknown 84 (12/77-1/78, DC Comics) Swamp Thing & Deadman appearance. Gerry Conway story Keith Giffen & John Celardo art Rich Buck | Universal | 15 | 9.54 | 6 | 5 | 1 | 2 | 1 | ||||||||||||||||||||
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
| 140. Challengers of the Unknown 84 (12/77-1/78, DC Comics) | Signature | 1 | 9.80 | 1 | ||||||||||||||||||||||||
| 141. Challengers of the Unknown 85 (2-3/78, DC Comics) Swamp Thing & Deadman appearance. Gerry Conway story Keith Giffen & John Celardo art Rich Buck | Universal | 18 | 9.61 | 8 | 5 | 3 | 2 | |||||||||||||||||||||
| 142. Challengers of the Unknown 85 (2-3/78, DC Comics) | Signature | 1 | 8.50 | 1 | ||||||||||||||||||||||||
| 143. Challengers of the Unknown 86 (4-5/78, DC Comics) Rip Hunter...Time Master, Deadman & Swamp Thing appearance. Gerry Conway story Keith Giffen & J | Universal | 19 | 9.46 | 5 | 9 | 3 | 1 | 1 | ||||||||||||||||||||
| 144. Challengers of the Unknown 86 (4-5/78, DC Comics) | Signature | 2 | 8.80 | 1 | 1 | |||||||||||||||||||||||
| 145. Challengers of the Unknown 87 (6-7/78, DC Comics) Deadman & Swamp Thing appearance. Last issue. Gerry Conway story Keith Giffen & John Celardo ar | Universal | 17 | 9.62 | 8 | 7 | 1 | 1 | |||||||||||||||||||||
| 146. Challengers of the Unknown 1 (3/91, DC Comics) Jeph Loeb story Tim Sale art Brian Bolland cover | Universal | 11 | 9.64 | 7 | 1 | 2 | 1 | |||||||||||||||||||||
| 147. Challengers of the Unknown 1 (3/91, DC Comics) | Signature | 3 | 9.47 | 1 | 2 | |||||||||||||||||||||||
| 148. Challengers of the Unknown 7 (9/91, DC Comics) Jeph Loeb story Tim Sale art Arthur Adams cover | Universal | 1 | 9.20 | 1 | ||||||||||||||||||||||||
| 149. Challengers of the Unknown 1 (2/97, DC Comics) Steven Grant & Len Kaminski story John Paul Leon & Shawn Martinbrough cover & art | Universal | 2 | 9.80 | 2 | ||||||||||||||||||||||||
| 150. Challengers of the Unknown 3 (5/91, DC Comics) | Signature | 1 | 9.40 | 1 | ||||||||||||||||||||||||
| 151. Silver Age: Challengers of the Unknown 1 (7/00, DC Comics) Karl Kesel story Drew Johnson art Joe Kubert cover | Universal | 3 | 9.53 | 1 | 2 | |||||||||||||||||||||||
| 152. Silver Age: Challengers of the Unknown 1 (7/00, DC Comics) | Signature | 1 | 9.60 | 1 | ||||||||||||||||||||||||
| 153. Challengers of the Unknown 1 (8/04, DC Comics) | Signature | 1 | 9.80 | 1 | ||||||||||||||||||||||||
| 154. Challengers of the Unknown 2 (9/04, DC Comics) Howard Chaykin story & art Howard Chaykin & Rian Hughes cover | Universal | 3 | 9.83 | 1 | 2 | |||||||||||||||||||||||
| 155. Challengers of the Unknown 2 (9/04, DC Comics) | Signature | 1 | 9.80 | 1 | ||||||||||||||||||||||||
| 156. Challengers of the Unknown 3 (10/04, DC Comics) Howard Chaykin story, cover & art | Universal | 5 | 9.80 | 5 | ||||||||||||||||||||||||
| 157. Challengers of the Unknown 3 (10/04, DC Comics) | Signature | 1 | 9.20 | 1 | ||||||||||||||||||||||||
| 158. Challengers of the Unknown 4 (11/04, DC Comics) Howard Chaykin story, cover & art | Universal | 1 | 9.80 | 1 | ||||||||||||||||||||||||
| 159. Challengers of the Unknown 4 (11/04, DC Comics) | Signature | 1 | 6.50 | 1 | ||||||||||||||||||||||||
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
| 160. Challengers of the Unknown 5 (12/04, DC Comics) Howard Chaykin story, cover & art | Universal | 1 | 9.80 | 1 | ||||||||||||||||||||||||
| 161. Challengers of the Unknown 5 (12/04, DC Comics) | Signature | 2 | 9.70 | 1 | 1 | |||||||||||||||||||||||
| 162. Challengers of the Unknown 6 (1/05, DC Comics) | Signature | 1 | 9.80 | 1 | ||||||||||||||||||||||||
| 163. Challengers of the Unknown 1 (2/25, DC Comics) Christopher Cantwell story Sean Izaakse art Mike Deodato Jr. cover | Universal | 3 | 9.83 | 1 | 2 | |||||||||||||||||||||||
| 164. Challengers of the Unknown 1 Earls Variant Cover (2/25, DC Comics) Christopher Cantwell story Sean Izaakse art Danny Earls cover | Universal | 3 | 9.80 | 3 | ||||||||||||||||||||||||
| 165. Challengers of the Unknown 1 Izaakse Variant Cover (2/25, DC Comics) Christopher Cantwell story Sean Izaakse cover & art | Universal | 2 | 9.80 | 2 | ||||||||||||||||||||||||
| 166. Challengers of the Unknown 1 Melnikov Variant Cover (2/25, DC Comics) Foil cover. Christopher Cantwell story Sean Izaakse art Gleb Melnikov cover | Universal | 6 | 9.77 | 5 | 1 | |||||||||||||||||||||||
| 167. Challengers of the Unknown 1 Mora Variant Cover (2/25, DC Comics) Christopher Cantwell story Sean Izaakse art Dan Mora cover | Universal | 3 | 9.80 | 3 | ||||||||||||||||||||||||
| 168. Challengers of the Unknown 1 Ossio Variant Cover (2/25, DC Comics) Foil cover. Christopher Cantwell story Sean Izaakse art Fico Ossio cover | Universal | 6 | 9.80 | 6 | ||||||||||||||||||||||||
| 169. Challengers of the Unknown 1 Variant Cover (2/25, DC Comics) Christopher Cantwell story Sean Izaakse art Taurin Clarke cover | Universal | 3 | 9.80 | 3 |
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 106 BOOKS | Universal | 2,099 | 7.57 | 0 0.00% | 2 0.10% | 134 6.5% | 176 14.9% | 243 26.4% | 175 34.8% | 161 42.4% | 160 50% | 149 57% | 131 63% | 145 70% | 92 75% | 101 80% | 84 84% | 76 87% | 71 91% | 58 93% | 42 95% | 34 97% | 29 98% | 15 99% | 7 99% | 3 99% | 5 100% | 6 100% |
| 25 BOOKS | Restored | 68 | 5.97 | 0 0.00% | 0 0.00% | 0 0.0% | 1 1.5% | 0 1.5% | 3 5.9% | 3 10.3% | 3 14.7% | 5 22.1% | 8 33.8% | 5 41.2% | 7 51% | 8 63% | 2 66% | 4 72% | 4 78% | 3 82% | 1 84% | 2 87% | 3 91% | 4 97% | 0 97% | 0 97% | 1 99% | 1 100% |
| 18 BOOKS | Signature | 27 | 8.62 | 0 0.00% | 0 0.00% | 5 18.5% | 5 37.0% | 4 52% | 3 63% | 1 67% | 2 74% | 1 78% | 0 78% | 0 78% | 4 93% | 0 93% | 1 96% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 20 BOOKS | Qualified | 26 | 7.86 | 0 0.00% | 0 0.00% | 0 0.0% | 1 3.8% | 2 11.5% | 2 19.2% | 3 30.8% | 6 54% | 4 69% | 1 73% | 0 73% | 2 81% | 3 92% | 0 92% | 1 96% | 0 96% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
