Borderlands 4 is an upcoming first-person shooter video game developed by Gearbox Software and published by 2K.

[3] Pandora's moon Elpis, after being teleported away by Lilith using her Siren powers, destroyed the protective barrier of a planet named Kairos.

Gearbox described Kairos as a "seamless" playable space, in which players can explore various locations of interest without being interrupted by any loading screen.

[4] Take-Two Interactive, following its acquisition of Gearbox from Embracer Group in March 2024, confirmed that a new title in the Borderlands series was in development.

[9] Publisher 2K officially unveiled the title in August 2024,[10] and released its first gameplay footage at The Game Awards 2024.