The sound comes from Dragon Ball Super, the anime series that introduced Super Saiyan Blue as the god-powered form beyond Super Saiyan God. Fans clipped the distinctive aura hum from transformation scenes and shared it on soundboards and in fan edits, where the seven-second loop became shorthand for charging power. Its link to Dragon Ball keeps it popular with anime editors, who reuse it for power-up parodies, character reveals and mock-serious moments far outside the original fights, whenever a scene needs instant energy and recognition.