Surprised nobody helped you in this, fun-loving community.
1; 3; 4; 5; Swordsman and then Paladin, Theif and then Assassin Cross, Acolyte and then Champion, Merchant and then Creator.
Why?
They run PvP and MvP.
The server is unbalanced through those four classes. They all overpower eachother as a chain of some sort and just wipe any other class out basically.
Champion -> Creator -> Paladin -> Assassin Cross, vice versa, although the chain is sometimes broken and Champion owns every single class listed.