Shoot your eye out with the Ol' Painful Assault Rifle! Claim these SHiFT Codes to unlock some Mercenary Day loot in Borderlands: The Pre-Sequel. Codes expire Jan 31." : r/Borderlands2
Borderlands The Pre-Sequel Limited Edition Weapon SHiFT Code + 20 Golden Key Codes! - YouTube
The Borderlands 2 Shift Codes - Fierce PC Blog | Fierce PC