Core killer Workout

4 rounds of:

A1) Jump Rope Training
4 x 1-2 minutes

A2) GHD Back Extension
4 x 8 reps @ 3013, AHAFA

A3) Ab-Wheel-Outs
4 x 15 reps

A4) Tuck Front Lever
4 x 45-60 seconds hold, back as straight as strength allows

A5) Frog Stand
4 x 45-60'', if 60'' is done UB go on to Crow Pose