Tom Clancy, the highly successful author and name behind many games, has passed away at 66 years old, the cause of death is unknown.

The Tom Clancy brand has been a huge gaming franchise for many years. Clancy was known for series such as Splinter Cell, Rainbow Six and Ghost Recon, many of which were published on Nintendo systems. Most recently, Tom Clancy's Splinter Cell Blacklist was released this past August on the Wii U.

He also helped form developers Ubisoft Red Storm, formerly Red Storm Entertainment, which developed many of these popular titles.