Halo Infinite multiplayer has cross-platform support for PC and Xbox - Polygon

Matt Booty, Microsoft’s head of Xbox Game Studios, said on April 29, 2021, that Halo Infinite will support cross-play and cross-progression among Xbox Series X, Windows PC, and Xbox One when the game launches in the fall of 2021.

You cannot replay campaign missions in Halo Infinite, and there are missables (skulls, audio logs) : r/halo

Halo Infinite Preview - How Halo Infinite Serves As A Spiritual Reboot - Game Informer

B0oteeSweat7031 rage hacking, blatant cheating and aimlock. Halo Infinite. #cheating : r/haloinfinite

Halo Infinite's Campaign is Pretty. : r/halo

Halo Infinite's free-to-play multiplayer to launch with campaign - Polygon

Games of 2021: Our most anticipated video games for PC, PS5, Switch, and Xbox Series X - Polygon

Is Halo Infinite Cross-Platform? Crossplay & cross-progression on Xbox & PC - Dexerto

Halo Infinite Graphics Analysis – Slipspace Engine Shows off its Technical Prowess

Consoles Archives - Gameopedia

A Record-Setting E3 2016 Kicks Off a New Era of Gaming - Xbox Wire

Doublejump Digest: July 18, 2021 - Doublejump

How to Add PC Crossplay Friends on XBOX in Halo Infinite (Fast Tutorial)

Digital Foundry Says Halo Infinite Split-Screen Is 'Excellent', 343 Declines To Comment