Sword Art Online began as a light novel series by Reki Kawahara before its 2012 anime adaptation, set inside a virtual reality game where players fight to survive. Its clean menu beeps, system alerts and sword skill sounds became instantly recognisable to anime fans. FPV edits borrow that audio language to turn real or game footage into a first person anime scene, often paired with a teleport sound for entrances. The clip keeps circulating in gaming and anime edits because that interface style still signals VR action immediately.