The return of killer croc hints and tips for Batman: Arkham City

The return of killer croc

First,unlock the remote crontrol baterang.next,you have to go to the hole in the industrial district and enter the sewer system.then,go to the jail cell to the right with a red button behind it and use the remote control baterang to hit it and killer croc breaks through the wall.This only works when you already dealt with ra's al ghul.

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