Sharkboy is a fictional character from the 2005 family film titled "The Adventures of Sharkboy and Lavagirl in 3-D." He is portrayed as a young boy with the ability to swim at incredible speeds and communicate with sharks. Sharkboy is known for his shark-like appearance, including sharp teeth and fins, which reflect his aquatic powers. In the film, Sharkboy teams up with Lavagirl, another superhero with the ability to control fire, to help a young boy named Max save their dream world from an evil villain. Together, they embark on an adventure filled with imagination and friendship, showcasing themes of bravery and teamwork.