BATMAN: ARKHAM ASYLUM Software (c) 2009 Eidos Interactive Ltd. Developed by Rocksteady Studios Ltd. Published by Eidos Interactive Ltd. Rocksteady and the Rocksteady logo are trademarks of Rocksteady Studios Ltd. Eidos and the Eidos logo are trademarks of Eidos Interactive Ltd. All other trademarks and copyrights are the property of their respective owners.