Attack on Titan is the anime adaptation of Hajime Isayama's manga, and like many long-running anime series it uses short eyecatch bumpers to mark the commercial break in the middle of an episode. The end cue signals that the break is finished and the episode is resuming, so fans began lifting it from episodes and sharing it on soundboards and in fan edits. Like the To be Continued sting from JoJo's Bizarre Adventure, it works as instant shorthand for a dramatic pause, which is why editors still reach for it when they want an anime-style interruption.
About this sound
The short intermission jingle from Attack on Titan that plays before and after the eyecatch break, used by creators to mark a pause or scene change in edits.
This is the brief musical cue that closes the mid-episode eyecatch in Attack on Titan, the short bumper that separates the two halves of an episode. It is a tense, cinematic instrumental sting, just a few seconds long, with swelling strings and a sharp final note that feels like a door closing on a cliffhanger and then snapping back to the story. Hearing it instantly tells viewers the pause is over and something important is about to happen, which is why editors use it to recreate that same sense of anticipation and dramatic return in their own videos.