Not a launch title....
Splinter Cell 4 Announced for Xbox 360
October 4th, 2005
Ubisoft has, as expected, announced Splinter Cell 4 for Xbox 360, next gen consoles, and PC.
More info from the press release
Tom Clancys Splinter Cell® 4 will be available in Spring 2006 for current and next generation consoles as well as for PC.
Tom Clancys Splinter Cell® 4 will thrust players into a new breed of game play that promises to innovate and revolutionize the Splinter Cell® franchise. Ubisoft is taking the saga of Sam Fisher into entirely new territory, expanding the story and depth of his character.
Source: DailyGame.net