Originally posted by pottsman
There is no reason to make him now and not boost. I'd say wait until day -1, then make him, just in case the season gap can somehow affect your aging (and, to not have a season 6 bar when he doesn't get any stats or EXP in season 6). And typically, a season in the Ds will leave you at level 11.
Agreed. However, I would create now as Bort said he is leaving the training points running through the offseason, so waiting to create is only going to cause you to lose out on training time.
Your lifespan is based off of actual specific creation date, not simply the season you were created in.