This type of cyber robot roar comes from the world of royalty-free sound design rather than a specific movie or game. Clips labeled as electric, digital or sci-fi roars are uploaded by creators to soundboards and editing packs as flexible transition stingers. They spread because short-form video needs instant, copyright-safe impact sounds for tech reveals, gaming highlights and robot-themed memes. With no dialogue to translate, the effect works across languages, which keeps generic digital roars like this one in steady rotation for futuristic edits.