Team Logo. The River City Rascals are a team in the Frontier League. They won the league championship in 2010. They made it to the finals three years in a row from 2009-2011. Retrieved from "https://prosportsteams.fandom.com/wiki/River_City_Rascals?oldid=12010" Categories: Frontier League Teams Teams in Missouri Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.