Detective Comics #524

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Mid $18
High $70
  • 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 #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
  • [October 2021 - a synopsis for Batwoman Episode 2 reveals a "new incarnation of Killer Croc" will appear]
  • 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 #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
  • [October 2021 - a synopsis for Batwoman Episode 2 reveals a "new incarnation of Killer Croc" will appear]
Details
Publisher DC
Published March 1983
Written By Gerry Conway
Illustrated By Ed Hannigan