From the comments

This didn't make it into the official post, but did make it to the spreadsheet for the random selector to use.

AMRAP in 20 minutes:

• 21 Sit-Ups
• 15 Burpees
• 9 Handstand Push-ups

Results:

• Seth - 5 Rds + 2 burpees, as Rx'd
• Todd - 5 Rds, sub toes-on-bar HSPU, 'core' machines rds 3-5