The Crab Prince (voiced by Jason Michas) is the prince of the kingdom in Aquari-Yum. He begins to be a prince in "The Grapes of Plath". He later helps Icky the slug keep his energy pod in "The Icky Factor". As the prince, it's his job to keep Icky's secret hideaway a secret, but he does tells Matt, Jackie, Inez, and Digit about it when Hacker breaks in.
Skwakopedia entry (Cyberchase: The Quest)
Future leader of the Crab Kingdom. Got a terrible cyberglitch when he went into the Abyss. Had to be cured with the Grapes of Plath. Has studied the Abyss Maze, but doesn't dare enter himself. Friends with Icky the Cyberslug.