The game received critical acclaim and was a commercial success. Downloadable content for the game was released, including new characters and storylines. The Game of the Year Edition of the game was released on October 8, 2013 in the U. S. and October 11 internationally, including all the previous downloadable and upgrade packs except for the new campaign. A PlayStation Vita version was released in May 2014, and was developed by Iron Galaxy Studios in collaboration with Gearbox. PlayStation 4 and Xbox One ports of Borderlands 2 and its DLC were released as part of Borderlands: The Handsome Collection on March 24, 2015. Borderlands 2 had sold over 13 million copies, making it 2K’s highest-selling title. A prequel titled Borderlands: The Pre-Sequel was released in October 2014, and a sequel titled Borderlands 3 was released in September 2019.