6 rounds, alternate A, B and C.
60 sec on 30 sec off. Total 6 rounds (27 minute)
a) shuttle run 50 m and amrap DB snatch 22.5/15 kg
b) shuttle run 50 m and amrap Wall Ball 9/6 kg
c) shuttle run 50 m and amrap double unders

Expert
+ 18 snatch
+ 18 wall ball
+ 60 double unders

Advanced
+ 15 snatch
+ 15 wall ball
+ 40 double unders

Beginner
~ 10 snatch/ground to overhead
~ 10-12 wall ball
~ 20-30 double unders or 30 sec of practise