"They're using cloning capsules engineered by the kappas to battle each other for all eternity!
That way, the real Mokou can just hang around with Keine, while Kaguya is able do her NEET stuff in peace.
The clones which are already prepared wait in a line until the current contestant gets destroyed and their turn comes up.
This is so ridiculous, absurd and stupid I can't even begin to describe who the heck thought it would be a good idea.
(Note: That was probably Tei.)
(Note2: This isn't real.)

Used tools: Walfas' Create.swf"