The name points to Mongraal, the British Fortnite pro and streamer whose fast building and aggressive edits helped shape montage culture on YouTube and TikTok. Clips labelled Mongral music spread through soundboards and edit packs as a shorthand for that high-tempo style, often shared alongside the Fortnite default dance bass boost in fan collections. The misspelling stuck because players searched the name as they heard it. It is still used because fifteen seconds is enough for a build fight, a knock and a clean ending without needing a full song.