Matryoshka dolls are prohibited. Banning matryoshka dolls is a very famous meme, and its source is Bilibili. There is a special area on this platform called the ghost animal area. Many video bloggers will edit some funny ghost animal loop videos to entertain everyone. The meme of banning matryoshka dolls comes from the ghost animal area. Therefore, this name is very suitable for use as a nickname for station B. It looks endlessly joyful and very funny and humorous. At station b, funny names will be more popular with everyone.