User blog comment:ErnestoCabral2016/What monsters will appear in the film?/@comment-35973360-20180712040300/@comment-27855893-20180713212944

>But that would be strange considering that multiple identical witches appear in the the trailer.

You're right. It seems that the witches are part of the Halloween decorations that also came alive. But I'm surprised that they appear from the mall's floor. It's like if Slappy was invoking them or something.

>The Mirror Crab from Ghost in the Mirror

Can be

>I thought maybe the green monster was the Weirdo from the fourth SlappyWorld book.

Murder is right. It seems that it also matches his appearance.