It imitates the black tail worn a Wikebine in Morocc.
Unfortunately, it doesn't seem to work ...
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Critical +7
Aspd +3%.
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When equipped with Wickebine's Black Cat Ears:
Increases critical damage by 10%.

If Refining level of Wickebine's Black Cat Ears is +7 :
Critical +5
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When equipped with Black Cat Ears Beret
Random chance to transform wearer into Wild Rose by 5 seconds when inflicting physical damage.
During transformation:
all stats +8

For each Refining level of Black Cat Ears Beret:
increases the trigger chance.
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Type: Armor
Class: Accessory
Weight: 10
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Requirements:
Base Lv: 45