In the games industry since 1996, Sefton Hill is currently Game Director at Rocksteady Studios, as he led the creative direction for the 2011 critical and consumer hit game Batman: Arkham City, the follow-up to the highly acclaimed Batman: Arkham Asylum. In December 2004 Sefton founded Rocksteady Studios with Jamie Walker. Their first game, Urban Chaos, was developed in just over a year, and it was after this released that Sefton remembered why he got in the industry in the first place, and returned to his passion of game design. Prior to starting Rocksteady, Sefton worked at Argonaut Software as Lead Designer on Red Dog for the SEGA Dreamcast, which released in 2000. Sefton then changed career direction moving into production on SWAT: Global Strike Team for both Xbox and PS2.