"remnant!"

nine years later, under Lingfeng's cave, a pale and sharp grain flew out of the cave, hovered in the cave for three weeks, and slowly fell on the top of the dust.

when the white light disappears, it shows a sword like thing that is not a sword, but a knife like thing that is not a knife. This thing is a sharp tool. The round handle has a long tip, protrudes a thorn, and the handle is at the position of Chi Xu. There is a diamond with five corners sticking to it. There are several patterns on it. It's the remnant stone symbol.

the stone talisman is...