My suggestions:
Level 1: Newcomer
Level 2: Worker / Learner
Level 10: Archer / Fisherman
Level 20: Climber / Trader
Level 30: Musician / Navigator
Level 35: Goblin / Illusionist
Level 40: Magician / Painter / Duke
Level 45: Designer
Level 50: Joker
Level 60: Atheist / Peacemaker
Level 70: Monarch
Level 66: Devil / Demon
Level 80: (The) Choosen One
Level 90: Messiah
