Symphogear comes from Senki Zesshou Symphogear, the Japanese anime series where singers use relic powered armor in musical battles. Clips from its transformations and attacks circulate widely among anime fans, and short excerpts like this gold themed effect were later shared on soundboards as standalone reactions. Fans reuse it outside the show because the bright, rising tone reads instantly as a power increase, even without the original scene. It remains popular in edits, streams and meme videos that need a quick heroic transformation cue.