Bloodborne is a 2015 action role-playing game developed by FromSoftware for PlayStation 4, set in the plague-haunted city of Yharnam. Blood Vials are its main healing item, carried by hunters and replenished from fallen enemies, so players hear this sound constantly while exploring its dangerous streets and boss arenas. Because healing in Bloodborne is fast and often done under pressure, the effect became closely linked with tense survival moments. It later spread beyond gameplay clips into fan edits, streams, and meme videos that borrow its dark fantasy atmosphere.