Key Collector Comics

Challengers of the Unknown  (1958)

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Challengers of the Unknown #9
Non-Key

DC ⋅ 1959

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Challengers of the Unknown #9
 
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$25
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$75
High
$250
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Challengers of the Unknown #10
Non-Key

DC ⋅ 1959

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Challengers of the Unknown #10
 
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$18
Mid
$50
High
$170
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Challengers of the Unknown #12

DC ⋅ 1960

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Challengers of the Unknown #12
 
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$25
Mid
$75
High
$245
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Key Facts

Introduction of Challenger mountain, the team's headquarters

Challengers of the Unknown #13
Non-Key

DC ⋅ 1960

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Challengers of the Unknown #13
 
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$10
Mid
$30
High
$95
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Challengers of the Unknown #14

DC ⋅ 1960

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Challengers of the Unknown #14
 
Low
$15
Mid
$45
High
$240
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Key Facts

1st appearance and origin of Multi-Man

Challengers of the Unknown #15
Non-Key

DC ⋅ 1960

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Challengers of the Unknown #15
 
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$25
Mid
$70
High
$240
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Challengers of the Unknown #16
Non-Key

DC ⋅ 1960

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Challengers of the Unknown #16
 
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$12
Mid
$40
High
$125
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Challengers of the Unknown #17
Non-Key

DC ⋅ 1961

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Challengers of the Unknown #17
 
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$30
Mid
$90
High
$305
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Challengers of the Unknown #20
Non-Key

DC ⋅ 1961

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Challengers of the Unknown #20
 
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$5
Mid
$15
High
$50
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Challengers of the Unknown #21
Non-Key

DC ⋅ 1961

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Challengers of the Unknown #21
 
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$15
Mid
$40
High
$140
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Challengers of the Unknown #22
Non-Key

DC ⋅ 1961

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Challengers of the Unknown #22
 
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$10
Mid
$30
High
$100
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Challengers of the Unknown #23
Non-Key

DC ⋅ 1961

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Challengers of the Unknown #23
 
Low
$8
Mid
$25
High
$80
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Challengers of the Unknown #24
Non-Key

DC ⋅ 1962

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Challengers of the Unknown #24
 
Low
$12
Mid
$35
High
$120
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Challengers of the Unknown #25
Non-Key

DC ⋅ 1962

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Challengers of the Unknown #25
 
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$18
Mid
$50
High
$170
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Challengers of the Unknown #26
Non-Key

DC ⋅ 1962

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Challengers of the Unknown #26
 
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$12
Mid
$35
High
$115
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Challengers of the Unknown #27
Non-Key

DC ⋅ 1962

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Challengers of the Unknown #27
 
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$5
Mid
$15
High
$45
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Challengers of the Unknown #28
Non-Key

DC ⋅ 1962

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Challengers of the Unknown #28
 
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$12
Mid
$35
High
$115
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Challengers of the Unknown #29
Non-Key

DC ⋅ 1962

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Challengers of the Unknown #29
 
Low
$10
Mid
$35
High
$110
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Challengers of the Unknown #31
Non-Key

DC ⋅ 1963

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Challengers of the Unknown #31
 
Low
$8
Mid
$25
High
$85
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Challengers of the Unknown #32
Non-Key

DC ⋅ 1963

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Challengers of the Unknown #32
 
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$12
Mid
$35
High
$115
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Challengers of the Unknown #33
Non-Key

DC ⋅ 1963

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Challengers of the Unknown #33
 
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$10
Mid
$30
High
$105
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Challengers of the Unknown #34
Non-Key

DC ⋅ 1963

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Challengers of the Unknown #34
 
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$8
Mid
$25
High
$80
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Challengers of the Unknown #35
Non-Key

DC ⋅ 1964

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Challengers of the Unknown #35
 
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$10
Mid
$30
High
$95
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Challengers of the Unknown #37
Non-Key

DC ⋅ 1964

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Challengers of the Unknown #37
 
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$8
Mid
$25
High
$80
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Challengers of the Unknown #39
Non-Key

DC ⋅ 1964

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Challengers of the Unknown #39
 
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$8
Mid
$20
High
$70
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Challengers of the Unknown #40
Non-Key

DC ⋅ 1964

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Challengers of the Unknown #40
 
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$8
Mid
$25
High
$80
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Challengers of the Unknown #41
Non-Key

DC ⋅ 1965

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Challengers of the Unknown #41
 
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$5
Mid
$15
High
$50
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Challengers of the Unknown #42
Non-Key

DC ⋅ 1965

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Challengers of the Unknown #42
 
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$8
Mid
$25
High
$85
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Challengers of the Unknown #43
Non-Key

DC ⋅ 1965

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Challengers of the Unknown #43
 
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$10
Mid
$30
High
$95
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Challengers of the Unknown #44
Non-Key

DC ⋅ 1965

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Challengers of the Unknown #44
 
Low
$12
Mid
$40
High
$125
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Challengers of the Unknown #45
Non-Key

DC ⋅ 1965

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Challengers of the Unknown #45
 
Low
$8
Mid
$25
High
$75
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Challengers of the Unknown #46
Non-Key

DC ⋅ 1965

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Challengers of the Unknown #46
 
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$5
Mid
$12
High
$40
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Challengers of the Unknown #47
Non-Key

DC ⋅ 1966

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Challengers of the Unknown #47
 
Low
$2
Mid
$10
High
$35
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Challengers of the Unknown #48

DC ⋅ 1965

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Challengers of the Unknown #48
 
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$5
Mid
$15
High
$50
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Key Facts

First team-up of Challengers of the Unknown and Doom Patrol

Challengers of the Unknown #49
Non-Key

DC ⋅ 1966

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Challengers of the Unknown #49
 
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$5
Mid
$12
High
$40
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Challengers of the Unknown #50
Non-Key

DC ⋅ 1966

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Challengers of the Unknown #50
 
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$5
Mid
$15
High
$50
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Challengers of the Unknown #52
Non-Key

DC ⋅ 1966

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Challengers of the Unknown #52
 
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$5
Mid
$15
High
$50
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Challengers of the Unknown #53
Non-Key

DC ⋅ 1967

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Challengers of the Unknown #53
 
Low
$5
Mid
$12
High
$40
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Challengers of the Unknown #54
Non-Key

DC ⋅ 1967

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Challengers of the Unknown #54
 
Low
$5
Mid
$18
High
$60
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Challengers of the Unknown #55
Non-Key

DC ⋅ 1967

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Challengers of the Unknown #55
 
Low
$2
Mid
$10
High
$35
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Challengers of the Unknown #56
Non-Key

DC ⋅ 1967

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Challengers of the Unknown #56
 
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$10
Mid
$30
High
$100
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Challengers of the Unknown #57
Non-Key

DC ⋅ 1967

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Challengers of the Unknown #57
 
Low
$8
Mid
$25
High
$85
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Challengers of the Unknown #58
Non-Key

DC ⋅ 1967

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Challengers of the Unknown #58
 
Low
$8
Mid
$25
High
$80
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Challengers of the Unknown #59
Non-Key

DC ⋅ 1967

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Challengers of the Unknown #59
 
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$5
Mid
$12
High
$40
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Challengers of the Unknown #60
Non-Key

DC ⋅ 1968

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Challengers of the Unknown #60
 
Low
$2
Mid
$8
High
$20
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Challengers of the Unknown #61
Non-Key

DC ⋅ 1968

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Challengers of the Unknown #61
 
Low
$5
Mid
$10
High
$35
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Challengers of the Unknown #62
Non-Key

DC ⋅ 1968

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Challengers of the Unknown #62
 
Low
$8
Mid
$20
High
$65
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Challengers of the Unknown #63
Non-Key

DC ⋅ 1968

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Challengers of the Unknown #63
 
Low
$2
Mid
$8
High
$30
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