December 27th Update
The new Spunky Jaden drops will be:
Additionally, the ranked rewards for the January season have been discovered:
There are also two more cards that will be released before the next box:
Finally, a new Main BOX has been officially announced by Konami! The card list is below.
There will be a 48-hour sale for "re-openable" packs on December 29th, followed by a New Years sale on the 1st of January:
Lastly, there are strings in the files indicating the future release of various mats/sleeves/event details: