Three maps, two modes and 14 operators will be available.
Ubisoft has also announced Wall of Tactics to allow beta players to share and vote for tactics videos.
Ubisoft feels there are "adjustments and improvements" to be made.
So why even make it a closed beta, then?
PS4 and Xbox One receive a more polished version of the same in 2016.
Slow and steady.
Everytime I watch this video, I want to play the game badly.
Get a chance to play Ubisoft's biggest games before they launch.
Horde mode, Rainbow Six: Siege style.
Beta kicks off on September 24th for all platforms.
What does Ubisoft have planned this year? Watch their show live here.
Havok reveals its newest physics technology.
Indian gamers can join in on the fun with everyone else.
Plus, various Special Editions of the game announced.
Ubisoft has slated a day and time for its conference.
Ubisoft's franchises will no longer have PS3/Xbox 360 versions.
Ubisoft has high aspirations for the newest Rainbow Six game.
All of this reminds me of Counter Strike for some reason.
Unless you buy one of the Special or Premium editions, that is.
Join us as we discuss the trials of novel multiplayer concepts and Rainbow Six: Siege.