In the meteor knife, it's not the awn, it's gravity. Obviously, it is only possible to do this with a "heavy fruit" knife. Therefore, Teng Hu is not capable, but his knife. Why did the name of a knife get a strange name called "Gravitational Knife" for no reason? In the world of pirates, the names of weapons are not taken casually, especially the weapons of swordsmen. After all, this name will always be passed down with them. In the world of pirates, there are generally two kinds of weapons. Types similar to Sauron's Snow Walk, Autumn Water and Oman's White Fish are all artistic and handed down. There is another way of naming, which may be relatively straightforward.