Holmes

 Holmes is a robot and the the main antagonist of Game Show Island. He is mainly a cycloptic computer screen that smiles/frowns. He was created by Dr. Harold Langley, also known as, "The Inventor".

Trivia

 * A five-cent coin on Game Show Island says "In Holmes we Trust. Five Cents", instead of the American coin saying, "In God we Trust."
 * Him winning the game show "Braniacs" may be a reference to the computer Watson that won the game show "Jeopardy"
 * Holmes bears a resemblance to Auto from the Disney Pixar's movie Wall-E, both physically and personality-wise.
 * His name is  based off of the fictional detective Sherlock Holmes according to Dr. Harold Langley.
 * He might be based on HAL 9000, an artificially intelligent computer brain from the movie 2001:A Space Odyssey