Borderlands 3 is an   video game developed by  and published by . It is a sequel to 2012's , and the fourth entry in the main . Borderlands 3 was released on 13 September 2019 for , ,  and on 30 October 2019 for . A  port was released on 17 December 2019. Versions for the  and  including free upgrades for users on the prior console versions were released on 10 and 12 November 2020, respectively.

Players complete quests and side missions, in single-player or multiplayer, as one of four classes. When killed, enemies may drop weapons and gear which can be equipped. New abilities are unlocked as the player gains . The plot is centered on four new Vault Hunters recruited by the Crimson Raiders of Pandora to stop twins Troy and Tyreen Calypso and their insane cult followers from harnessing the power of the alien Vaults spread across the galaxy.

Upon release, Borderlands 3 received generally favorable reviews with praise directed to its gameplay, though some criticized the lack of innovation, technical issues, and writing. The initial sales of the game were the highest of the Borderlands series: more than five million copies were sold in five days.Borderlands 3 is a  . Players, either playing alone or in parties of up to four people, make a character from one of the four classes available, and take on various missions given out by non-playable characters (NPCs) and at bounty boards to gain , in-game monetary rewards, and reward items. Players can also gain these items by defeating enemies throughout the game. As the player gains level, they gain skill points to allocate across a . The game introduces four new playable characters: Amara, a "Siren" who summons ethereal fists; Moze, a young "Gunner" who rides the  Iron Bear; Zane, an "Operative" with a variety of gadgets; and FL4K, a robot "Beastmaster" who summons creatures to aid in fights.