Start at Mushpoie
Mercenary (Warrior) is actually easy to play at in the start. At lvl 60 you can even go Blade, or Knight.
Magician (Mage) is giving much dmg fast. At lvl 60 you can even go Elementor, or Psykeeper.
Assist (Helper) can do buffs, and assist can AOE. At lvl 60 you can even go Ringmaster (Pure buffs), or Billposter (Start buffs and AOE)
Acrobat (Ranger) can even use bow or yo-yo. At lvl 60 you can even go Yester, og Ranger.
Just pm if there is anything you are wondering about
Hope you start at mushpoie