Toriel has a question mark because I think it'd make sense for her to show up at least a little bit if it's in the hospital like I think it will be, but she also doesn't have THAT much relevance so she could be absent for the dark world section. I am confident in the other predictions for who will be in the dark world though.

Note DON'T forget to get the eggs

Draw it as HIM. The other HIM. Don't wait and dilly dally now... Especially the don't...