The document analyzes and describes the sound design techniques used in the video game Bloodborne. It examines four different examples - the church bells, creaking wheelchair, background music, and water drops - and speculates on how each sound effect was likely produced. The assistant identifies field recordings, studio recordings with live instruments, and digital editing of found sounds as the main production techniques used to create the realistic and immersive soundscape that helps establish the game's setting, mood, genre, and narrative.