OPUS: Echo of Starsong Original Soundtrack -Best Selection- features 32 beautifully mellow, bittersweet songs from the award winning franchise game. All tracks written, performed, produced and mixed by Triodust OPUS: Echo of Starsong Original Soundtrack -Best Selection- features 32 beautifully mellow, bittersweet songs from the award winning franchise game. All tracks written, performed, produced and mixed by Triodust