Sword
Increases Melee Score when attacking with a Sword, and enables using Swords special attack
Apprentice
Sword special attack essence cost is lowered.
Expert
Increases [url=otherstat:MeleeDefense][color=yellow]Melee Defense[/color][/url] when wearing a sword.
Master
Sword special attack essence cost is lowered.
GrandMaster
Further increases Melee attack and defense bonuses.