Competitive Waves: These waves are competing for podium awards. Completing the course in the competitive waves is also a prerequisite for competing in the ELITE Course. In these waves, Men must do all Black/Advanced obstacles, and Women must do all Blue/Intermediate obstacles (but may also do Black/Advanced obstacles if they choose).
Open Waves: These waves are mixed level and not competing for podium awards. Athletes may complete the obstacles at any level they choose.