According to what Greg wrote, he also cherry picks his met-cons according to what the O-lift schedule looks like that week.
The link on how he arranges the metcons is here:
"And for crying out loud. Don't go into the pain cave. I can't stress this enough. Your Totem Animal won't be in there to help you. You'll be on your own. The Pain Cave is for cowards.
Pain is your companion, don't go hide from it."