Detective Comics  (1937)

Clicking on the eBay link and making a purchase may result in this site earning a commission from the eBay Partner Network.

Low
$2
Mid
$5
High
$15

Key Facts

1st cameo appearance of Killer Croc

Low
$5
Mid
$18
High
$70

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

Low
$4
Mid
$12
High
$40

Key Facts

3rd full appearance of Killer Croc

1st full appearance of Jason Todd

Many sources cite Batman #357 as Jason Todd's first full appearance even though his appearance is brief and he is not introduced by name

DC ⋅ 1983

Low
$1
Mid
$2
High
$3

Key Facts

Non-Key Issue. No additional information is available.

DC ⋅ 1984

Low
$1
Mid
$2
High
$3

Key Facts

Non-Key Issue. No additional information is available.

DC ⋅ 1986

Low
$1
Mid
$2
High
$3

Key Facts

Non-Key Issue. No additional information is available.

Adjust Your Filters To See More Comics!

By default Key Collector searches for Standard Cover Key Issues.

Adjust the "Variants" and/or "Non-Key Issues" search filters above for additional content:

  • Variant Covers ([[totalVariants]])
  • Non-Key Issues ([[totalNonKeys]])

At Key Collector, our primary focus is on unearthing those rare Standard Cover Key Issues for you. However, the world of comic collectibles is vast and varied. We want to make sure you have the tools to explore it all!