Important! All the items are perfect rolls. The Save File has been updated and the whole Borderlands 3 FL4K Build Level 72 is up to the newest level cap increase from level 65 to level 72. You can find this Borderlands 3 FL4K Save File at the bottom of the article. Build's name is a reference to how many bullets you shoot and also a game called Bulletstorm. The way that the build works is that you use your Action Skill and then spray the storm of bullets upon the enemies. All weapons have a high pallet count, and the highest damage possible. In this Borderlands 3 FL4K Build, we are focusing on shooting down enemies with an enormous amount of bullets.