Serraknife Battalion was a military unit that operated during the Republic Dark Age. Named after the weapon, the battalion was led by the Sanyassan Tun-Badon and formed part of the mercenary group Rusher's Brigade. In 1032 BBY, Serraknife Battalion and the rest of Rusher's Brigade fought for the Sith Lord Daiman on the planet Gazzari, against the forces of the Sith Lord Odion. However, all of the members of Serraknife Battalion were killed during the engagement.