Ubisoft announced at the X05 today that it is currently developing the next iteration in its successful espionage series, Tom Clancy's Splinter Cell

Dubbed with a working title of simply Tom Clancy's Splinter Cell 4, players will once again take control of Sam Fisher as he enters into new territories in a story that will expand the background and depth of the superspy.

"Tom Clancy's Splinter Cell Chaos Theory received record-setting reviews and countless awards," said Yves Guillemot, president and CEO of Ubisoft. "Tom Clancy's Splinter Cell 4 will be even more thrilling and heart-pounding than its ground-breaking predecessors. This new version will both enrich the gaming experience on current consoles and take full advantage of the capacities of next-generation consoles to deliver players the most fabulous gaming experience ever."

The Splinter Cell series has sold over 12.5 million copies around the globe since its 2002 debut. is due out next spring for PCs as well as current and next-gen consoles.