Rainbow Six Siege fans shocked as new operator is gaming icon crossoverSolid Snake is headed to Rainbow Six Siege, the first third-party crossover for the series. View Image Solid Snake is heading to Rainbow Six Siege. The screen then dramatically cuts to what appears to be Solid Snake, although we only see his torso. ‌The reveal of Solid Snake coming to Rainbow Six Siege is a major departure for the series. Fans will no doubt be eagerly awaiting more information about Solid Snake coming to Rainbow Six Siege.