Skill:
Box Jump for height - 15min work to a highest jump

Metcon:
7 Rounds for time:
35 Double Unders
20 Wallballs (#10/6)
5 Ring Muscle-ups

Endurance:
For time:
100 Rollups
200 Goblet Lunges (#16/12)
300 Russian Twists (#16/12)
*Split reps as you like