Pulse

Pulse, also referred to as the "World's Breath" (世界の氣, Sekai no Ki), is the force that permeates and connects all things in this world, said to be what ties together the energies of all mankind to each other as well as to the other energies that inhabit this world, such as the. It is stated to be like a wave, not unlike an ocean's waves in principle, that touches upon all energies in this world and brings them together, culminating in a grand current that infinitely spans on toward eternity. According to Kurama, it is this force that is responsible for the phenomena brought about by and, while also being a contributing factor as to why Devil Fruits are able to be reborn in normal fruits after their owner has died. Though the Pulse is associated with many of these phenomena, its own existence is relatively unknown to most, for much of its recorded knowledge was destroyed during the.

Behind the Scenes
Though this concept bears strong parallels to that of the Force as seen in the multimedia franchise, Star Wars, Pulse is actually meant to serve as a means of representing the other aspects of Qi that Haki itself does not possess. One could even say that Haki and Pulse are two sides of the same coin, at least in regards to their origin of conception.