Today Ubisoft, one of the world's largest video game publishers, announced that Tom Clancy's Rainbow Six Vegas, a squad-based action game will be coming to the PSP (PlayStation Portable) system. For the first time ever, Tom Clancy's Rainbow Six brings its frenetic counter-terrorist gameplay and signature multiplayer modes to the PSP system. The game is being developed by Ubisoft's studio in Quebec City, and will be available holiday 2006.