Originally Posted by BlubKill

Depends what you view as Objective.
Technically there is noone.

You Download Songs and Play them - theyre All community Made.
There are 4 different game modes which All work differently, but theyre All about basically getting the highscore.

Theres is a Ranking System based on PP, as harder the Song ist and as better u Perform the more PP und will get for finishing it. Which will ultimatley get you a higher global Ranking.

Alot of people (im Part of those) Play this game to train their reflexes for other games. Without osu! I wouldnt be as good as i am in csgo or league.