Armature Studio is an American video game development studio in Austin, Texas. In April 2008, after completing Metroid Prime 3: Corruption in 2007 for Nintendo, former game director Mark Pacini, art director Todd Keller, and principal technology engineer Jack Matthews left Retro Studios to start Armature, which was founded in September 2008. Armature's first game was Metal Gear Solid HD Collection for the PlayStation Vita in 2012. In April 2013, Warner Bros. Interactive Entertainment announced that would be developed by Armature as their first new work and released for both the PlayStation Vita and the Nintendo 3DS on October 25, 2013. The third game developed was the PlayStation Vita edition of .