4 Rounds:
Step Up x40 seconds
Rest 20 seconds
Strict Pull Up x40 seconds
Rest 20 seconds
Plank Hold x40 seconds
Rest 20 seconds
Hollow Hold x40 seconds
Rest 20 seconds
Arch Hold x40 seconds
Rest 20 seconds
4 Rounds:
Step Up x40 seconds
Rest 20 seconds
Strict Pull Up x40 seconds
Rest 20 seconds
Plank Hold x40 seconds
Rest 20 seconds
Hollow Hold x40 seconds
Rest 20 seconds
Arch Hold x40 seconds
Rest 20 seconds