Latest official Niantic announcement:
I’m psyched about Swinub spotlight Dec. 8 (2x catch Stardust) and Snorunt spotlight Dec. 22 (2x transfer candy). Not so much about another month of raids for ordinary Kyurem.
Absent from this is any mention of my keenest interests regarding December: whether / when will we have end-of-year cumulative community days, and whether/when we will be free to TM shadows away from Frustration. For me, the non-inclusion of those in their December events announcement is a source of (ahem) frustration…