Sub 6? Probably. Sub 5? Maybe....

Strength

Teams of 2

In Teams of 2:
Run 1600m for time
Relay (200m at a time)

MetCon

For Time:

50 1-arm OH DB Lunge 50/35 (switch arms every 5 steps)
50 Pull-ups
50 1-arm DB Push Press 50/35 (switch arms every 5 reps)