Team Logo. The Worcester IceCats were a team in the American Hockey League. They were the top affiliate of the St. Louis Blues. They moved to Illinois and became the Peoria Rivermen. Retrieved from "https://prosportsteams.fandom.com/wiki/Worcester_IceCats?oldid=6481" Categories: Former AHL Teams Teams in Massachusetts Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.