That's an old school beastie, methinks.The next episode of DragonTalk was with the art director who mentioned that there is a giant tick as one of the monsters, also the book explains Bigby's death
Yeah, a tick the size of a dog is pretty icky, but that's what makes giant creepy crawlies so effective at creating a vibe.Yeah, giant ticks have been around for a long time, although I think they're probably too icky for most games. (Slimes and undead are one thing, but ticks are the worst.)
Also a throwback to legacy content from the Teens like Volo's Guide or Storm King's Thunder, which had expanded bag tables (also, obviously, Yawning Portal).The random bag contents are a throwback to the G series of modules, when player characters would be going through a lot of bags.