[Mastery Book] Piercing Arrow 30 ([技能書]光速神弩30)

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	[Mastery Book] Piercing Arrow 30 ([技能書]光速神弩30)
This increases the master level of Piercing Arrow up to 30 with 50% of chance. Class : Marksman Condition : Skill level above 15
掉落怪物: 拉圖斯