Eugene is Sean's private first-class and the youngest member of the Monster Squad. Things to know[edit | edit source] The Mummy came to HIS house. The Creature stole his Twinkie. He alerted the United States Army of the monster threat. Retrieved from "https://monstersquad.fandom.com/wiki/Eugene?oldid=4091" Categories: Characters Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.