Increases damage of Vulcan Arm and Axe Boomerang by 15%.
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Refine Level +7:
Increases damage of Vulcan Arm and Axe Boomerang by additional 15%.
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Refine Level +9:
Increases damage of Vulcan Arm and Axe Boomerang by additional 15%.
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Refine Level +11:
Increases damage of Vulcan Arm by additional 15%.
Decreases Axe Boomerang skill cooldown by 2 seconds.