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Key Facts

1st appearance of Onyx Adams, a member of the League of Assassins
Batman #102
DC ⋅ 2020
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$4

Key Facts

1st full appearance and origin of Ghost-Maker, someone from Bruce Wayne's past that he knew as a teenager
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$205k
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$1.5M

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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
πŸ’° Batman #1 sold for over one million dollars 3x with a record-high in 9.4 for $2,220,000
Batman: Son of the Demon
Softcover ⋅ DC ⋅ 1988
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Key Facts

1st appearance of Damian Wayne, son of Bruce Wayne and Talia Al Ghul, as a baby
Initially an alternate reality story that was retconned into continuity by Grant Morrison
The softcover edition was preceded by the December 1987 hardcover edition
Batman #366
DC ⋅ 1983
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$55

Key Facts

1st appearance of Jason Todd in Robin costume without Batman's permission
Jason Todd had red hair in previous appearances and admits to dyeing it black. This story was strangely retconned in Batman and Robin #5 (2009) with Todd claiming Bruce Wayne made him dye his hair black
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Key Facts

1st appearance and origin of Batgirl, Barbara Gordon
1st appearance of Killer Moth in the Silver Age
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Key Facts

1st appearance of Julia Remarque aka Julia Pennyworth, the daughter of Alfred and Mademoiselle Marie
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1st full appearance of Gotham
1st full appearance of Gotham Girl
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Key Facts

Dick Grayson becomes Nightwing, formerly Robin
Joseph adopts the name Jericho
Origin of Deathstroke and Jericho
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Key Facts

1st appearance and origin of Robin
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Key Facts

1st appearance of Spoiler, Stephanie Brown, later becomes Robin
1st appearance of Stephanie Brown's mother
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Key Facts

1st full appearance and origin of the Huntress, Helena Wayne
This issue went on-sale the same week as All Star Comics #69 according to Comic Reader #146
Marriage of Bruce Wayne and Selina Kyle on Earth 2, alternate reality
[July 2023 - a live-action Korean Huntress film is rumored to be in development]
Talon #0
DC ⋅ 2012
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Key Facts

1st appearance of Talon, Calvin Rose, the only Talon to have escaped from the Court of Owls
Batwing #19
DC ⋅ 2013
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Key Facts

1st appearance Luke Fox, becomes the second Batwing in issue #20
Retirement of first Batwing, David Zavimbe
Copies ordered by retailers: 13,570
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Key Facts

1st appearance of Azrael
Prelude to Knightfall
πŸ“– Knightfall Reading Order: Sword of Azrael #1 - #4, then Vengeance of Bane #1
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Key Facts

1st appearance of The Signal, the new moniker of Duke Thomas
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Key Facts

1st full appearance of Harper Row, later becomes Bluebird
52 #11
DC ⋅ 2006
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Key Facts

1st full appearance of Batwoman, Kate Kane
Batman #16
DC ⋅ 1943
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Key Facts

1st appearance and origin of Alfred Pennyworth
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Key Facts

1st appearance of Duke Thomas, later becomes a protΓ©gΓ© of Batman named The Signal who patrols Gotham by day - Duke is introduced by name in Batman #30 (2014)
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Key Facts

1st appearance of Cassandra Cain as the second Orphan
Cain will use the moniker of her father, the first Orphan in Future State
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Key Facts

1st appearance of Harper Row as Bluebird, an electronics expert and member of the Bat Family
52 #48
DC ⋅ 2007
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Renee Montoya becomes The Question
Origin of the Birds of Prey
Batman #92
DC ⋅ 1955
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Key Facts

1st appearance of Ace the Bat-Hound

Key Facts

1st appearance of Cassandra Cain as Batgirl
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Key Facts

1st appearance of the Golden Age Batwoman in the Modern Age
Batman #307
DC ⋅ 1979
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Key Facts

1st appearance of Lucius Fox
Batman #442
DC ⋅ 1989
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Key Facts

1st appearance of Tim Drake in the classic Robin costume
Batman #436 also hot after confirmation Tim will appear in Titans TV series
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Key Facts

1st appearance and cover of Cassandra Cain, later becomes Batgirl, Orphan II and the Black Bat
1st appearance of David Cain, Orphan not in costume
Batman #635
DC ⋅ 2005
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Key Facts

1st appearance of Jason Todd as Red Hood
Batman #656
DC ⋅ 2006
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Key Facts

1st full appearance of Damian Wayne, in final panel
1st appearance of Jezebel Jet

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