Introduced in Call of Duty: Modern Warfare 2 in 2009, the tactical nuke was the game's ultimate killstreak, awarded after 25 consecutive kills without dying and ending the match for the opposing team. Its distinctive siren and explosion quickly became shorthand in gameplay videos and montages for an unbeatable performance. As clips spread across YouTube and later short-form platforms, creators began using the sound outside its original context as a dramatic punctuation mark. It remains popular because it instantly communicates total victory to anyone familiar with the series.