Surfing H3O Tyrone King, Lara Barcella, Gareos, and six more boards: Successfully complete the game under the normal difficulty setting. Morsa, Serena Knox, Jojo, and six more boards: Successfully complete the game under the semi-pro difficulty setting. Mikey Sands, Largo, Lyco Sassa, and five more boards: Successfully complete the game under the pro difficulty setting. Surfoid and three more boards: Successfully complete the game under the master difficulty setting. Alternately, get over 500 points on each of the levels.