1 of 12 tracks from the Concentrix original soundtrack. All 12 tracks were recorded live on the Alesis Micron analog modeling synthesizer, and are named after the factory setup used. Try the playlist for the full experience. The best tracks are probably 01, 05, 06, 07, and 12. Tracks 01 and 12 are very similar and were used for menu music; the other tracks were used during gameplay. Concentrix is a mind-bending action puzzle game available on Xbox Live Indie Games. Gameplay occurs on a circular board with a variety of modes; some are like "circular Tetris" and others feature unique "falling rings." The game's hypnotizing backdrop provides the video for these songs.