PixelJunk Shooter Ultimate Coming to PS4, PS Vita This Summer and is a twin-stick shooter that’s as much about blasting things as it is about exploration, puzzle solving, and collecting things. Within Shooter Ultimate, players interact with environments that run an advanced fluid dynamics simulation. These interactions are needed to solve puzzles, overcome enemies, and progress through levels.
New features include Full Visual Upgrade on PS4, A Redesigned Ship on PS4, 60 Frames-per-second on PS4, Awesome Environments on PS Vita, One Seamless Experience, A New HUD, Cross play,Cross Save, and a New Scoring System. PixelJunk Shooter Ultimate is a upgrade of PixelJunk Shooter: The Depths of Disaster that was developed by Q-Games for the PlayStation 3. It was released on the North American and European PlayStation Store on December 10, 2009
Source Playstation Blog