Borderlands 4 will take the franchise's skill tree mechanic to new heights, with a lead producer boasting the "deepest and most diverse" selection of abilities and upgrade paths the series has ever seen. Hype has been building for Borderlands 4 for some time, though developers kept remarkably quiet regarding the upcoming game until recently. Aside from new weapons, characters, and a brand-new story, the Borderlands 4 team is also hyping up the game's skill trees, which sounds like they have been given a big facelift.