Matt Yang King is an American actor. He appears in the Netflix series Avatar: The Last Airbender as Appa and Momo, in Pixar's Elemental and the Netflix series Not Quite Narwhal, as well as Riverdale, Powers, 24, Strong Medicine, and Numbers.
Half-human, half-Atlantean Arthur is born with the ability to communicate with marine creatures. He goes on a quest to retrieve the legendary Trident of Atlan and protect the water world.
