Will Sankt Gallen maintain their form or can Sion spring a surprise? Find out on Saturday, September 12, 2026 at 18:00 at Home Arena, Germany, as these two Switzerland. Superleague rivals clash once more. Martin Petersen is the appointed official. Forecast: Windy, 16°C. Potential absentees include Klein and Lange. Their previous meetings: Sankt Gallen 1 - 1 Sion (2025). Sankt Gallen 2 - 1 Sion (2023). Sankt Gallen 0 - 4 Sion (2021). Sankt Gallen 2 - 3 Sion (2023). Sankt Gallen 1 - 2 Sion (2021). Best bet: 0:1.