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Detective Comics #524

DC ⋅ 1983

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Detective Comics #524
 
Low
$5
Mid
$18
High
$70
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Key Facts

1st full appearance of Killer Croc

Batman #357 is commonly cited as Killer Croc's first appearance but he appears no different in his first cameo appearance in Detective Comics #523 than he does in Batman #357. In this issue, it is revealed that the previously obscured figure has crocodile features

2nd cameo appearance of Jason Todd, in one panel, mentioned by name

Batman: Mask of the Phantasm #1

DC ⋅ 1993

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Batman: Mask of the Phantasm #1
 
Low
$1
Mid
$2
High
$9
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Key Facts

1st appearance of the Phantasm, Andrea Beaumont, in comics

Character adapted from the animated movie 'Batman: Mask of the Phantasm'

Issue went on sale December 1993, released simultaneously with the red cover Deluxe Edition

A promotional mini-comic was included with the VHS tape which was released in May 1994

Detective Comics #583

DC ⋅ 1988

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Detective Comics #583
 
Low
$3
Mid
$9
High
$30
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Key Facts

1st appearance of Scarface & Ventriloquist

[August 2022 - rumored to appear in Penguin spin-off series on HBO Max]

Batman #609

DC ⋅ 2003

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Batman #609
 
Low
$4
Mid
$12
High
$40
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Key Facts

1st appearance of Thomas Elliot, later revealed to be Hush

[March 2022 - the Batman movie tie-in website rataalada.com posted an image of a riddle that rewards puzzle-solvers with a video of Thomas Wayne's mayoral campaign ad which briefly splashes the word HUSH! across the screen]

Detective Comics #31

DC ⋅ 1939

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Detective Comics #31
 
Low
$53k
Mid
$140k
High
$410k
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Key Facts

1st appearance of The Monk, Batman's first costumed enemy

1st appearance of Julie Madison, Bruce Wayne's girlfriend

5th appearance of Batman

Debut of the Batgyro, an airborn vehicle later replaced by the Batplane

Debut of the Batarang

Stories take place in New York City

Batman #2

DC ⋅ 2011

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Batman #2
 
Low
$1
Mid
$3
High
$12
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Key Facts

1st appearance of The Talon, William Cobb, an assassin for the Court of Owls and the great-grandfather of Dick Grayson

Detective Comics #411

DC ⋅ 1971

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Detective Comics #411
 
Low
$70
Mid
$270
High
$780
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Key Facts

1st appearance and cover of Talia al Ghul, daughter of Ra's al Ghul

Detective Comics #140

DC ⋅ 1948

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Detective Comics #140
 
Low
$4.5k
Mid
$12.5k
High
$45k
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Key Facts

1st appearance and origin of the Riddler

Batman Adventures #12

DC ⋅ 1993

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Batman Adventures #12
 
Low
$120
Mid
$400
High
$1.2k
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Key Facts

1st appearance of Harley Quinn in a standard comic

[August 2022 - Lady Gaga confirmed to star opposite Joaquin Phoenix in the Joker movie sequel as Harley Quinn / March 2023 - a set photo from the Joker sequel provides a first look at Lady Gaga as Harley]

Detective Comics #298

DC ⋅ 1961

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Detective Comics #298
 
Low
$200
Mid
$800
High
$2k
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Key Facts

1st appearance of the second Clayface, Matt Hagen, a scuba diver who had come into contact with a clay-like substance that compromised his molecular structure

[October 2024 - Alan Tudyk will voice Clayface in Creature Commandos / November 2024 - a Clayface movie is rumored to be in development with writer Matt Flanagan (The Haunting of Hill House) - there are multiple characters who took on the name Clayface]

Batman #386

DC ⋅ 1985

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Batman #386
 
Low
$5
Mid
$20
High
$75
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Key Facts

1st appearance of Black Mask, a crime boss who wore a mask carved from the casket lid of his deceased father

Detective Comics #66

DC ⋅ 1942

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Detective Comics #66
 
Low
$2.5k
Mid
$9.5k
High
$25k
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Key Facts

1st appearance and origin of Two-Face, Harvey Dent, a district attorney disfigured by acid

1st appearance of Gilda Dent, the wife of Harvey Dent

1st appearance of Salvatore Maroni, the mob boss who disfigured Harvey Dent

Detective Comics #58

DC ⋅ 1941

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Detective Comics #58
 
Low
$3.5k
Mid
$11.5k
High
$35k
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Key Facts

1st appearance of the Penguin

[March 2022 - Colin Farrell will reprise the Penguin in an HBO Max spin-off]

Batman: Vengeance of Bane #1

DC ⋅ 1993

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Batman: Vengeance of Bane #1
 
Low
$10
Mid
$30
High
$100
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Key Facts

1st appearance, cover and origin of Bane

šŸ“– Knightfall Reading Order: next Batman #484

[September 2024 - James Gunnā€™s DCU is developing a Bane and Deathstroke super-villain team-up film based on a script by Matthew Orton]

Batman #1

DC ⋅ 1940

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Batman #1
 
Low
$72k
Mid
$205k
High
$1.5M
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Key Facts

1st appearance of the Joker

1st appearance of the Cat, Selina Kyle, later becomes Catwoman

Debut of the first Batplane which has multiple designs from one issue to the next including Batman #3 and Batman #4

šŸ’° Batman #1 sold for over one million dollars 3x with a record-high in 9.4 for $2,220,000

World's Finest Comics #3

DC ⋅ 1941

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World's Finest Comics #3
 
Low
$1.3k
Mid
$4k
High
$13.9k
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Key Facts

1st appearance of the Scarecrow

Batman #49

DC ⋅ 1948

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Batman #49
 
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$1.2k
Mid
$3.1k
High
$11.9k
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Key Facts

1st appearance of the Mad Hatter, Jervis Tetch

1st appearance of Vicki Vale

Batman #59

DC ⋅ 1950

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Batman #59
 
Low
$500
Mid
$1.5k
High
$5k
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Key Facts

1st appearance of Deadshot, a mercenary

Batman #121

DC ⋅ 1959

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Batman #121
 
Low
$1.1k
Mid
$3.1k
High
$11.7k
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Key Facts

1st appearance and origin of Mr. Freeze, initially named Mr. Zero, later renamed Mr. Freeze in Detective Comics #373

[September 2024 - Mr. Freeze is the latest rumored villain to appear in the sequel to Robert Pattinsonā€™s Batman]

Batman #155

DC ⋅ 1963

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Batman #155
 
Low
$215
Mid
$840
High
$2.1k
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Key Facts

1st appearance of the Penguin in the Silver Age

Batman #181

DC ⋅ 1966

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Batman #181
 
Low
$220
Mid
$800
High
$2.2k
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Key Facts

1st appearance of Poison Ivy, Pamela Isley

Interior pin-up poster of Batman and Robin included

Detective Comics #184

DC ⋅ 1952

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Detective Comics #184
 
Low
$350
Mid
$1.2k
High
$3.5k
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Key Facts

1st appearance of Firefly, Garfield Lynns

Batman #189

DC ⋅ 1967

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Batman #189
 
Low
$180
Mid
$560
High
$1.7k
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Key Facts

1st appearance of the Scarecrow in the Silver Age and 3rd appearance overall

Introduction of Scarecrow chemicals to elicit fear

[October 2023 - a Scarecrow project is rumored to be in development]

Batman #232

DC ⋅ 1971

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Batman #232
 
Low
$80
Mid
$250
High
$800
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Key Facts

1st appearance of Ra's al Ghul

2nd appearance of Talia al Ghul

Batman #258

DC ⋅ 1974

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Batman #258
 
Low
$15
Mid
$55
High
$165
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Key Facts

First mention of Arkham Hospital, later renamed Arkham Asylum

Detective Comics #400

DC ⋅ 1970

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Detective Comics #400
 
Low
$60
Mid
$180
High
$600
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Key Facts

1st appearance and origin of Man-Bat, a scientist whose experiment went awry after combining human and bat DNA to cure his own deafness

First solo Batgirl and Robin story

Detective Comics #608

DC ⋅ 1989

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Detective Comics #608
 
Low
$1
Mid
$2
High
$5
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Key Facts

1st appearance of Anarky, Lonnie Machin

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