Asura Path is granted the user the ability to summon mechanised armour, augmenting and mutating their body with extra limbs and various mechanical weaponry. Before his death the asura path was shown to be a wandering puppeteer with insight to the world.
The Asura Path grants any user the power to turn any part of the body as a giant mechanical weapon able to use chakra canons and able to grow extra limbs. And just like the other paths its capable of sharing the sights with others of the paths.
Naruto X UT (OVA)
A short Naurto Shiuppuden OVA movie