As a Moments subpage, all spoilers are unmarked as per policy. You Have Been Warned.
- The scene where Luigi and Daisy say goodbye. Especially when Mario has to pretty much drag him back through the portal.Mario: (to Luigi) She's trying to tell you she can't leave here until she knows where she belongs. And if you loved her, you'd understand that.
- Early in the movie, Daisy's mother dies. Later on, it's implied Daisy finds and appraises her fossil at the dig site and doesn't even realize it.
- Lena stabbing poor Yoshi. Hard to say she didn't cross the line there. Daisy is horrified when she sees what happened to him.
- When Mario and Luigi are Forced to Watch as Toad is de-evolved.
- Daisy learns that her mother died smuggling her to Brooklyn, while her father was de-evolved into a mushroomy goop that's still sentient. He gets turned back by the end, though.