The Battlemaster tree focuses on creating barbarians whose main role in battle is to be good at combat on all levels , to tank to a certain extent and maintaining to maintain a good defense than barbarians of other builds. Also, like any skill tree focusing on any element of gameplay, it cannot be called a skill tree if it doesn't have signature skills that can actually kill. Luckily for us, the Battlemaster tree has a few cool skills that makes enemies easy to kill, like Hammer of the Ancients, Weapon Throw and Furious Charge.