Halo Infinite is about to get a multiplayer beta, with fans having until September 13 to sign up.Announced on Twitter, the new multiplayer preview will launch on September 24, allowing all registered Halo Insiders to participate, so long as their accounts are fully filled out by September 13.The next #HaloInfinite multiplayer preview is targeted to arrive on Sept. 24! All fully registered Halo Insider profiles as of Sept.