PixelJunk is a series of downloadable games developed by Q-Games for the PlayStation 3 which has also made its way to PlayStation 4 and Playstation Vita with Shooter Ultimate. They are available for download and purchase on the PlayStation Store worldwide. The series made its debut on July 11, 2007 at E3 2007 with PixelJunk Racers. All games in the series are presentable in 1080p full HD. The series is published by Q-Games in Japan, and by Sony Computer Entertainment in other territories.