After the Upsala volleyball team took the first two sets, Swanville erased an early third-set deficit to take a 20-17 lead, Tuesday.
But the host Cardinals won eight of the final nine points, seizing a 25-6, 25-15, 25-21 victory to improve to 4-0 on the season.
Senior Aimee Pelzer had nine kills, 11 set assists, eight digs and three service aces while sophomore Danica Cheney recorded seven kills, 12 set assists and eight digs to lead Upsala.
Senior Tracy Herzog added eight kills and six digs and senior Makenna Peterson had eight digs and seven blocks.
Swanville was led by senior Marissa Evans, who had five kills and five set assists, and sophomore Danica Hanson, who distributed nine set assists.