Warner Bros. has released the full trailer for its final chapter to Batman: Arkham City – ‘Harley Quinn’s Revenge.’ The upcoming download content, which stars Batman and sidekick Robin, sees the dynamic duo out to put an end to Harley’s schemes, who is out for revenge on Batman. The content will be available free on May 29 with the Batman: Arkham City Game of the Year Edition, or for $9.99 / 800 Microsoft Points on PlayStation Network and Xbox LIVE.
Warning: it is not recommended you watch if you’ve yet to complete Arkham City.