There is no confirmed film, game or viral origin for this particular robot roar; it circulates as a stock-style sci-fi creature effect in user soundboard libraries. Clips like this get picked up because they fill a specific need for editors working on robotics, cyberpunk and gaming content who want a short, aggressive mechanical bellow without dialogue. Its six-second length makes it easy to cut under reveals and transitions, which is why similar digital roars continue to appear in fan edits, shorts and gaming montages.