Jacob Pevsner is Ninjago's current Elemental Master of Sound, he was taught by his father in Sound's ways and how to master it from an early age. He is entirely blind, but uses the sound from his sitar to see his surroundings, his blindness also heightening his other senses to where he has a very keen sense of smell and hearing as well. He is also capable of using his sitar to unleash highly powerful sonic blasts of sound. He was brought by Master Chen to compete in his Tournament of Elements.