The December releases are now available from Corvus Belli. If you're looking for a last-minute holiday gift for the gamer on your list (including yourself), you can head over and pick these up now. Also, they've posted about the break they'll be taking at the end of the year, so be sure to get your orders in now.
From the website:
Corvus Belli will be closed for Christmas **from December 24th, 2020, to January 3rd, 2021. **All orders received after noon (12:00 pm CET) on December 18th will begin to be processed and shipped on January 4th.