A. 15 min
5 x back squats (add 2.5-5kg to last week weight)
6 x kb bottoms up each arm

B. Death by wall balls
Option 1: add 1 wall ball each minute
Option 2: add 2 wall balls each minute

Start with 1 rep 1st minute then add 1 rep each minute till you can complete all the reps within the minute
1st min 1 wall balls
2nd min 2 wall balls
3rd min 3 wall balls
Etc.