Sword of Nunoboko

The Sword of Nunoboko is a massive sword shaped like a double helix, formed from Truth-Seeking Balls, and was originally wielded by Hagoromo Ōtsutsuki.

Usage
According to Obito Uchiha, this sword is a holy relic once used by the Sage of Six Paths to "create the world" and, in Obito's hands, could just as easily destroy it. When wielded by Obito, the blade was partially destroyed by Sasuke Uchiha's Susanoo Sword while enhanced by senjutsu and Kurama's chakra.

Trivia

 * The sword's shape is based on the double-helical form of DNA, a molecular structure existing in all known living organisms.
 * Obito has described the weapon as a.
 * The sword's name, as well as the legend of it being the tool used by Hagoromo Ōtsutsuki to "create the world", is likely a reference to the . In legend, Amenonuhoko was the spear used to raise the primordial land from the sea. It was later used by Izanami and Izanagi to create the first island, on which they then dwelt.
 * In Naruto Shippūden: Ultimate Ninja Storm 4, Obito Uchiha and Kakashi Hatake combine this technique with Lightning Cutter, to break through Madara Uchiha's shell.