Bandai Namco Entertainment Europe have announced that they will be releasing a 9LP box set with the complete soundtracks (including DLC soundtracks) for Dark Souls I-III.
Dark Souls will be a 2LP on blue marbled vinyl, Dark Souls II will be a 4LP on red marbled vinyl, and Dark Souls III will be a 3LP on green marbled vinyl.
The release will be exclusive to the EMEA region. There’s currently no preorder. It is scheduled to release Fall 2017.