Metcon:
for time
Buy-in: 400 meter sandbag carry
Complete 300 reps total with the following exercises
KB Snatch (35/53)
Burpee
Sit-up
Buy-out: 400 meter sandbag carry

*at least 30 of each exercise must be completed.  
The remaining 210 reps can be completed in any volume and order you choose.