A special abrasive made a Gray Blacksmith.
It is designed to be fit with ranged weapons.
Both Refining level and card are preserved.
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[Gray weapon list]
Thanos Bow
Thanos Whip
Thanos Violin
Thanos Sword
Thanos Greatsword
Thanos Spear
Thanos Twho-Handed Spear
Thanos Katar
Thanos Knuckle
Thanos Hammer
Thanos Axe
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Weight: 5