Uncanny X-Men  (1963)

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Marvel ⋅ 1965

Low
$20
Mid
$65
High
$210

Marvel ⋅ 1966

Low
$25
Mid
$70
High
$235

UK Edition ⋅ Marvel ⋅ 1966

Low
$15
Mid
$50
High
$165

Marvel Legends ⋅ Marvel ⋅ 2004

Low
$0
Mid
$0
High
$0

Key Facts

Packaged with the Marvel Legends Iceman action figure

Value unknown

UK Edition ⋅ Marvel ⋅ 1966

Low
$8
Mid
$20
High
$70

Key Facts

1st appearance and origin of Mimic

Low
$40
Mid
$125
High
$430

Key Facts

3rd appearance of the Blob

Origin of how Professor X lost the use of his legs

UK Edition ⋅ Marvel ⋅ 1966

Low
$15
Mid
$45
High
$145

Key Facts

3rd appearance of the Blob

Origin of how Professor X lost the use of his legs

Marvel ⋅ 1966

Low
$12
Mid
$40
High
$130

UK Edition ⋅ Marvel ⋅ 1964

Low
$8
Mid
$25
High
$90

Marvel ⋅ 1966

Low
$15
Mid
$50
High
$160

UK Edition ⋅ Marvel ⋅ 1966

Low
$8
Mid
$20
High
$70

Marvel ⋅ 1966

Low
$12
Mid
$40
High
$135

UK Edition ⋅ Marvel ⋅ 1966

Low
$8
Mid
$20
High
$70
Low
$30
Mid
$100
High
$300

Key Facts

1st appearance and origin of the Locust

UK Edition ⋅ Marvel ⋅ 1966

Low
$8
Mid
$20
High
$70

Key Facts

1st appearance and origin of the Locust

Low
$30
Mid
$100
High
$310

Key Facts

1st cameo appearance of Kukulkan, a Mayan god

1st appearance and origin of El Tigre, a treasure hunter who was mutated by the Mystic Mists of the Savage Land which led to his suicide

Marvel ⋅ 1966

Low
$12
Mid
$40
High
$125
Low
$30
Mid
$90
High
$300

Key Facts

First meeting of Spider-Man and the X-Men

Mimic joins the X-Men becoming the first member to join the team outside of the original lineup, but departs shortly afterward in X-Men #29

UK Edition ⋅ Marvel ⋅ 1966

Low
$8
Mid
$20
High
$65
Low
$70
Mid
$290
High
$795

Key Facts

1st full appearance of Banshee, father of Siryn and cousin of Black Tom Cassidy

UK Edition ⋅ Marvel ⋅ 1967

Low
$25
Mid
$80
High
$260

Key Facts

1st full appearance of Banshee, father of Siryn and cousin of Black Tom Cassidy

JC Penney ⋅ Marvel ⋅ 1994

Low
$2
Mid
$8
High
$25

Key Facts

Reprint of X-Men #28 (1967), distributed by JC Penney department stores

Identified by the Stridex advertisement on the back cover

Marvel ⋅ 1966

Low
$12
Mid
$35
High
$120

UK Edition ⋅ Marvel ⋅ 1967

Low
$5
Mid
$15
High
$50
Low
$30
Mid
$95
High
$350

Key Facts

3rd appearance of Juggernaut

UK Edition ⋅ Marvel ⋅ 1967

Low
$5
Mid
$15
High
$50

Key Facts

3rd appearance of Juggernaut

Low
$40
Mid
$120
High
$450

Key Facts

Cover art featuring the Juggernaut

Original cover art featured Xorak the Outcast but was deemed too terrifying in accordance with the Comics Code Authority

Low
$40
Mid
$120
High
$450

Key Facts

1st appearance of Changeling, later reintroduced as Morph in the alternate realities of the X-Men animated series and Exiles (2001)

2nd appearance of Banshee

UK Edition ⋅ Marvel ⋅ 1967

Low
$35
Mid
$100
High
$330
Low
$35
Mid
$100
High
$350

Key Facts

Debut of new X-Men suits

Origin of Cyclops

Marvel ⋅ 1968

Low
$15
Mid
$45
High
$155
Low
$12
Mid
$40
High
$120

Key Facts

1st appearance of Red Raven in the Silver Age

Origin of Iceman, continued thru to #47

Marvel ⋅ 1968

Low
$12
Mid
$35
High
$120

Marvel ⋅ 1968

Low
$15
Mid
$50
High
$160

Marvel ⋅ 1968

Low
$10
Mid
$30
High
$100

Marvel ⋅ 1968

Low
$12
Mid
$35
High
$115
Low
$35
Mid
$90
High
$350

Key Facts

1st appearance of Lorna Dane, daughter of Magneto who later takes the name Polaris

1st appearance of Mesmero, a mutant with hypnosis powers

Origin of Beast begins and continues through to #53

[May 2025 - there is a rumor circulating online that Neve Campbell has been cast as Polaris in an upcoming MCU project]

Low
$8
Mid
$20
High
$75

Key Facts

Origin of Angel, as the Avenging Angel

Marvel ⋅ 1971

Low
$10
Mid
$30
High
$100

Marvel ⋅ 1971

Low
$8
Mid
$25
High
$80

Marvel ⋅ 1971

Low
$12
Mid
$40
High
$130

Marvel ⋅ 1971

Low
$20
Mid
$60
High
$205

Marvel ⋅ 1971

Low
$18
Mid
$50
High
$170

Marvel ⋅ 1971

Low
$15
Mid
$40
High
$140

Marvel ⋅ 1972

Low
$5
Mid
$15
High
$45

Marvel ⋅ 1972

Low
$25
Mid
$75
High
$245

Marvel ⋅ 1972

Low
$8
Mid
$20
High
$70

Marvel ⋅ 1972

Low
$10
Mid
$30
High
$95

Marvel ⋅ 1972

Low
$8
Mid
$25
High
$80

UK Edition ⋅ Marvel ⋅ 1972

Low
$2
Mid
$10
High
$30
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