The reason for the Mirrorcle World butterflies :O

[Melrose]

Originally Posted by criminal

When I was watching the Depend on you PV to later compare the two versions [original + 10th], I noticed the butterflies too and made a similar connection.

LOL I got the idea from watching the 10th anniversary PV version, too.

BTW IMO the number of butterflies wasn't random, it was chosen like that because it looks good composition-wise ^_^