Location of rooms with requirements
First enter the main building of the castle, then enter the library, and then click Exit. You will find yourself in the room of requirement, with chocolate frog boxes all over the floor.
Spider nest: powerful station, self-destructive insect nest.
Door key: shield+teleportation refers to a group of self-destructive insects randomly teleported, and as a result, several lucky people are teleported to their hometown. You don't fight or fight, which is a serial torture.
Standard customs clearance card: kamikaze, if the fire line is high, it can be fired directly.