Boyd Vigil Mixes It Up Boyd Vigil Mixes It Up Joseph Boyd Vigil, Sound Designer at Bair Tracks sweetened, mixed, and created music for promos for cartoons "Dragon Ball Z: The World's Strongest," and "Batman: Sub Zero." To compliment the visuals, Boyd Vigil utilized selections from Bair Tracks' collection of techno industrial sound effects. Besides the promos he mixes at Bair Tracks, Boyd Vigil also composes original music for Toonami. Laser hits, classical strings, and feedback were used to give the tracks "Joe-style."