Hungry Blades were forged as wakizashi in mockery of the role a wakizashi had in discharging a samurai's final duty, feed their wearer's desire to bring glory to his lord, while feeding on his virtue and nobility. Hungry Blades initially gave more focus to the wielder, but under prolonged influence, they found their objectivity and self-control eroded, losing the ability to distance themselves from emotions, acting impulsively and recklessly.