Arch Rivals Trivia is the best thing to happen to St. Louis and surrounding areas since Gooey Butter Cake & Toasted Ravioli! They are professional yet FUN! Arch Rivals' trivia questions are fresh and keep you on your toes without hurting your brain too much. Be it a fund raising even or one of the weekly trivia nights, our family and friends have always had a great time at trivia with Arch Rivals and their best host Sam P.