[Mastery Book] Concentrate 20 ([技能書]念力集中20)

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	[Mastery Book] Concentrate 20 ([技能書]念力集中20)
This increases the master level of Concentrate up to 20 with 70% of chance. Class : Bow Master Condition : Skill level above 5
掉落怪物: 狂暴的泰勒熊