One round for time:

Partner A performs 50 BB GTOH while partner B holds a handstand. Switch. If handstand is broken, perform 5 burpees each before continuing.
RX: 85/55#
S1: 65/35#, planks

Partner A performs 50 box jumps while partner B holds a plate overhead. Switch. If overhead position is broken, perform 5 burpees each before continuing.
RX: 24/20”, 45/25# plate
S1: 20/10”, 25/10# plate 

Partner A performs 50 sit-ups while partner b holds the bottom of a back squat. Switch. If squat is broken, perform 5 burpees before continuing.

RX: 45/35# Barbell

S1: Air Squat