Rainbow Six Siege (R6) is a tactical shooter video game developed by Ubisoft Montreal and published by Ubisoft. The game was released on December 1, 2015, for Microsoft Windows, PlayStation 4, and Xbox One. R6 is a realistic shooter that simulates real-world counter-terrorism operations. Players take control of a team of five operators, each with their own unique abilities and weapons. The objective of the game is to complete a variety of missions, such as hostage rescue, bomb defusal, and secure area, by working together as a team.
R6 has been praised for its realistic gameplay, tactical depth, and teamwork-based mechanics. The game has been a commercial success, selling over 50 million copies worldwide. R6 has also been recognized for its positive impact on the esports industry, with a number of professional leagues and tournaments being held around the world.