Xue Yang has managed to find a stick that he managed to break into a rather sharp stake and has been using that to take out the eyes of the various monsters. It's the best he can do give his lack of actual weaponry, but it's effective. By taking out their eyes, it leaves them angry but useless. They end up attacking each other because they can't realize the ones they are fighting are their allies. It helps that all their foes are rather dumb.

"This is my first time fighting what should be food."