If you own the Borderlands: The Pre-Sequel Season Pass, DO NOT purchase this content here as you will be charged again. Game required; sold separately. Xbox Live free membership required. With all new narrative content, this add-on begins as Vault Hunters Axton and Gaige catch up on the story thus far via The Holodome Onslaught, a new challenge arena that lets players fight through wave after wave of exciting enemies and bosses to earn awesome, new weapons and gear along with radical new heads and skins! As bonus content, this download also includes the Ultimate Vault Hunter Upgrade Pack, which raises the level cap and gives your characters 10 new levels plus 10 new skill points to earn!