Relic of the Future: Chapter 136

Breaking through aura was not a matter of finesse. Quality or quantity – those were the only two ways through. You either struck someone with a blow of such devastating force that a building couldn't withstand it, let alone aura, or you kept hammering away until their reserves were drained. When you had to rely on the latter, a forehead was as good as a sword. That was why so many huntsmen used staffs, fists and other blunt weapons.

—Relic of the Future: Chapter 136