Marcus Damon (Japanese name: Masaru Daimon) is the main protagonist in Digimon Data Squad. He is the only main character in a particular season to not wear goggles. His partner digimon is Agumon. He is also called "Boss" by Agumon. Marcus's rival is Kouki and his archenemy is Akihiro Kurata. He is also the love interest of Yoshino Fujieda.