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Sony and Bad Robot Reveal 4:LOOP, a Four-Player Sci‑Fi Co‑Op Shooter From Left 4 Dead Creator

Early playtest signups are open, with no release date or extended gameplay disclosed.

Overview

  • The Game Awards 2025 reveal confirmed PlayStation 5 and Windows PC versions with Sony as publisher.
  • Mike Booth leads development at Bad Robot Games, pitching a tactical co-op experience that rewards cooperation and improvisation.
  • A time-loop respawn system reprints fallen players, and missions stack into three Acts culminating in a Mothership encounter, according to Booth.
  • Between missions, squads choose upgrades to build unique equipment kits, with roguelike elements designed for high replayability.
  • Wishlists are live on Steam and PlayStation Store, and Engadget reports this is Bad Robot Games’ first fully in-house project.