User summary: Das große Donnersturm-Rennen (The Big Thunderstorm Race) is a Das Schwarze Auge adventure for 3-6 characters of levels 10-15. Every 25 years the Thunderstorm Race - a chariot competition over 3600 kilometers - takes place in honor of the goddess Rondra, who participated in the first race 1800 years ago. The prize is the Thunderstorm, the magical war chariot donated by Rondra herself. Seventeen teams compete against each other over 12 laps, each with its own dangers and encounters.