About The rogue is used primarily as a dungeon scavenger and rare finder. Advantages Find rares, which can sell for quite a bit. Disadvantages Has no offensive or defensive skills.
Conclusion Is good for finding rares and picking locked chests.
However you please. About The pure thief is used primarily for stealing from other people, but not defending yourself. Advantages Can attempt to disarm opponents weapons and stun opponents. Conclusion Is good for stealing and running. However you please.