The second stage of the 2021 NOBULL CrossFit Games season is underway. The top 10 percent of individuals from the Open have advanced to Quarterfinals, an online, all-new proving ground in which athletes will compete for a chance to advance to Semifinals. The Individual Quarterfinal will take place April 8-11, and the Team Quarterfinal will take place April 22-25. Registration opens Monday, April 5.