This has many uses, none of them safe. In the Game of Knife-and-Candle, it can sharpen your mind but slow your hand...
See Category:Nephrite Lens Gain for how to obtain this item, or click to show them.
It cannot be bought or sold at the Bazaar.
See Category:Nephrite Lens for pages which require this item, or click to show them.
Experiment with your Nephrite Lens
You know its use in Knife-and-Candle. But does it serve any other purposes?