I decided to reread this series by listening to the audio. The reader isn't my favorite, but I still devoured this book in a few days. I love Briggs' books set in this world.
#BookishBingo: Witch causes toil and trouble
Ice warriors, Vikings, Haemovore, and some Waters of Mars action. Then 12, Bill, and Nardole encounter some Pathicols at a space ubermarket. My favorite part was when Bill called Missy "Scary Poppins".
#BookishBingo: Characters wear disguises/costumes