Trader Edroc:
Oh, it's excellent. Next time try a deeper area in the Enchanted Valley. You can find more expensive items there. Please don't think I tell this to everyone. I only say it to someone like you who seems both brave and capable -- I don't want to see anyone get hurt, after all...
Buy Equipment.
Try on Fighter equipment.
Try on Mystic equipment.
Sell.
Ask about the local lord and tax rate.