2. The Vendetta of An (长安二十四计) — Episode 21 (2025)
: Croc seeks revenge on Bullock for his arrest. Batman eventually tracks Croc to the sewers, where they have a final "excellent" showdown amid falling debris. [S1E21] Vendetta
: Batman clears Bullock’s name and delivers an unconscious Croc to the police. Despite their mutual dislike, Batman and Bullock reach a temporary understanding. [S1E21] Vendetta
: Batman investigates the background of the missing prisoners and discovers they were gangsters whose testimony previously sent Killer Croc (formerly Morgan, a sideshow wrestler) to prison. [S1E21] Vendetta
This episode is officially listed as . It is historically significant for introducing the iconic villain Killer Croc to the series.