Strangely, when the knife approached Di Tou, although it had been traveling in a straight line and there was plenty of force behind the throw, and despite Di Tou remaining on the ground and not dodging at all, the knife waved a little before shifting to the side and piercing into the ground beside him. As the tip of the dagger pierced into the ground, the color of the dagger suddenly changed before becoming a dark black in color, while the ground in the vicinity smoked slightly as grass shrivelled up and the earth dried out.