If you need some extra firepower in Borderlands 4, Shift codes are one of the best ways to upgrade your arsenal.

Mecha Break isn't afraid to give you a grind, whether it's needing copious amounts of Corite to customise your mech or pilot, Matrix Credits to buy new mechs, or Merit Points for a little bit of both.

In a game featuring millions of guns, why not look to grab a few more? Borderlands 4 sees the return of SHiFT, Gearbox’s ...