The Borderlands video game franchise, created and developed by gearbox software and published by 2K, debuted in 2009 and since then has become one of the most successful franchises in 2K's stable. 

The franchise has sold more than 28 million copies globally to date across all three games in the series, including 15 million copies of Borderlands 2 – 2K's highest-selling game of all time. Through its unique blend of both FPS and RPG gaming elements The Borderlands franchise is widely considered to be the father of the FPS/RPG hybrid genre known as "shooter-looter"