This sound is associated with Mount & Blade: Warband, the medieval action RPG released in 2010. Players recognize it as a completion-style notification tied to finishing quest objectives, and that clear feedback made it easy to reuse in edits outside the game. Online, it shows up in gaming clips, memes and short videos whenever someone wants a compact “mission accomplished” cue without using a huge celebratory anthem. Its appeal comes from being instantly readable to players while still sounding neat and understated to everyone else.