Prototype 909's album, Joined, is a masterful blend of techno and acid house. The album's seven tracks are a sonic journey that takes the listener through a range of emotions and soundscapes. The album's opener, "Aurora," sets the tone with its hypnotic beat and pulsating bassline. "The Black Ship," with its eerie synths and driving rhythm, is a standout track that showcases Prototype 909's ability to create a haunting atmosphere. "Rise" is a more upbeat track that features a catchy melody and a thumping bassline. "Joined" is a highlight of the album, with its intricate percussion and otherworldly synths. The album's closer, "The Final Chapter," is a fitting end to the journey, with its epic build-up and soaring melody. Joined is a must-listen for fans of techno and acid house, and it solidifies Prototype 909's place as one of the most innovative electronic music acts of their time.