Tour De Zbój Smok, also known as Smok Ultra Race, is a two-day trail running event held annually in October at Brandysówka in Dolina Będkowska, near Będkowice in Małopolskie. Organized by Janosik Race Series, the event features races for children and adults, with the longest mountain-style option covering approximately 47 km. Adult distances include 50 km, 30 km, a half marathon, and 12 km.
The event focuses on off-road running within the Dolina Będkowska region, distinct from a single road race. Participants can collect their race packages on the days preceding the event, aligning with its weekend structure. Following the races, there will be award ceremonies, prize giving, and a raffle for attendees.