If you are a minor the signature of a parent or legal guardian of the competitor is required.
All events have class size limits.
Four riders race head to head down an obstacle course over berms, rollers, table tops, spines, GS gates and plus other possible features. The first and second rider that make it to the finish move on to the next heat. Approximately 100 to 175 riders per event day. The top three riders in each category are the finalist. Grudge matches occur if time permits at the end of the event.