Put your mental and physical toughness to the test with this brutal CrossFit-Inspired challenge that subtracts a rep from each round of the workout. You may think you feel pretty good by the third or fourth set—but in the last few, we guarantee that every muscle will be burning with exhaustion.

The only thing you're not allowed to do? Quit.


The descending rep scheme and allows for great strength and conditioning work. Each movement is performed for 10 reps. Once all are completed, perform each movement with 9 reps, and so on down to 1 rep of each movement (10, 9, 8, 7, 6, 5, 4, 3, 2, 1). Rest in between rounds as needed.

Wyatt Krueger, a CrossFit Level-1 coach, owner of CrossFit Amherst, and expert contributor to Men's Fitness and HUMANFITPROJECT, demonstrates the moves.

This routine is part of our video feature on the 10 kickass CrossFit-inspired workout challenges to test your limits. Check out the whole series here.