Categories G.I. Joe Kre-O G.I. Joe Kre-o Cobra Viper Post author By contiveros Post date October 12, 2014 I made a promise to myself and to the Internet, that I would buy as many of the Cobra Viper troopers I could when they hit the streets. Today both Toys R Uses were hit up. All four were purchased. They are glorious. Simply glorious.