![Rainbow Six Siege Grim Sky release update LIVE for PS4, Xbox and PC | Gaming | Entertainment | Express.co.uk Rainbow Six Siege Grim Sky release update LIVE for PS4, Xbox and PC | Gaming | Entertainment | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/143/750x445/1012479.jpg)
Rainbow Six Siege Grim Sky release update LIVE for PS4, Xbox and PC | Gaming | Entertainment | Express.co.uk
![Ubisoft on Twitter: "Operation Grim Sky is live! Go behind the scenes and learn about the latest update from the @Rainbow6Game team >> https://t.co/O1UL67XqNG || https://t.co/z1iUg0hKad" / Twitter Ubisoft on Twitter: "Operation Grim Sky is live! Go behind the scenes and learn about the latest update from the @Rainbow6Game team >> https://t.co/O1UL67XqNG || https://t.co/z1iUg0hKad" / Twitter](https://pbs.twimg.com/media/DmVuIKoXcAAeg6i.jpg:large)
Ubisoft on Twitter: "Operation Grim Sky is live! Go behind the scenes and learn about the latest update from the @Rainbow6Game team >> https://t.co/O1UL67XqNG || https://t.co/z1iUg0hKad" / Twitter
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