S.T.A.L.K.E.R. began with Shadow of Chernobyl in 2007 from Ukrainian developer GSC Game World, a survival shooter series set in the Chernobyl Exclusion Zone where medkits and bandages are essential supplies. Short item sounds from the games were later clipped and shared on soundboards, detached from full gameplay. This medical cue survived as a standalone effect because healing is a universal moment in shooters, and players who know the series recognise its bleak, practical style immediately, while other viewers still read it as a clear in-game recovery sound.