I really really really want to start collecting weird x-men children's books, because the ones I have seen are absolutely batshit.
(FUN FACT! THERE IS AN EARLY READERS ADAPTATION OF DAYS OF FUTURE PAST. THE COMIC.)
I saw a video of some friends' kids opening their Christmas presents once and their (9?) year old son full on did the "WHAT'S IN THE BOX?" bit. His dad told me they a) had NOT let him watch the film b) were trying not to die laughing while filming it