Crysis, developed by Crytek and first released in 2007, gave players a nanosuit with modes for strength, speed, armour and cloak, and the cloak mode became one of its most recognisable features. The activation sound was designed to signal that shift instantly, telling players they were hidden without a visual prompt. As gameplay clips and memes spread, editors began lifting the short effect for stealth moments outside the game, where its futuristic tone still reads immediately as invisibility. That clear, game-born association keeps it useful for creators today.