TL;DR Consider this a sandbox.
Aight, use it if you want to test something. You can even copy the whole code of some other page, paste it here and edit it however you like. 'Cause there are some changes that can easily break a page to a point, that it becomes unavailable to load-up, so you need to backup changes to previous state. But that's the story for another day.
When it is at max value, it allows you to change Pandora's form into next one.Click RMB to change it's form