_dwi_: Lv. 1-20 u can kill centaur leader/stone golem.

_dwi_: centaur captains.. *sorry

zen_zen: Lvl 1-20 basic mobs
Lvl 20-40 stone /iron golems
Level40-60 quests
Lvl 60-70 quests
Lvl 70-80 hydras
Level80+ quests
Turn on advanced/expert/hardcore (Home>settings>Difficulty) for best experience and if u can manage it

--lunar--: lv1 kill pixie's/peasant/centaur or other low level mobs. Lv 10 go to imp. Lv 20 going to golem. Lv 40 vampire/ lord. Lv 60 quest units. Lv65 hydra. Try killing in hardcore mode. U'll reach lv 80 after kill -+250 units.

redmon: Where do I find estate?