Deff Brotherhood (DEFFブラザーフッド DEFF burazāfuddo?), more properly known as Brotherhood of Deff (DEFFの兄弟愛 DEFF no kyōdai ai?), is a group of famed mercenaries and one of the main inventors of helping Dr. Vegapunk in his experiments to better arm the pacifistas. They are often employed by the World Government and Marines to capture dangerous pirates and rescue some valuable people from the hands of extremists groups. Some of their mercenaries are often tasked to guard several high profiled world nobles. Only few would dare to challenge the Deff Brotherhood on a fight, for they will stop at nothing until the enemy is defeated and humiliated. They are also close allies of the Dreaded Pirates, with Nixon Deff being a student of Drautic's father. They will aid them in battle if they ask them for h