Seeing the three of them like this, the Black Shadow sneered and said, "Hehehe ... Do you think that I can't do anything to you just because you're hiding behind him? How foolish."
After that, she slowly raised her arms. Everyone saw that she had nails as sharp as swords. Her fingernails grew to sixty centimeters long, and glinted coldly. At the same time, the surface of the black nails was covered with runes. Those runes had a strange, evil aura coming from them. From a distance, they looked like tadpoles, intertwining with each other in strange and mysterious shapes.
These were all curse runes! The curse runes glowed with a dark blue luster, and waves of strange curse powers spread from them, causing the surrounding vegetation to wither and die.
Zhang Yuxin's face changed. "Oh no, those are curse runes!"
1) Chelicera (pl. Chelicerae): either of a pair of appendages in front of the mouth in arachnids and some other arthropods, usually modified as pincer-like claws.
2) Jincan, or "gold silkworms", are a product of an ancient poison-making technique. They're not literally made of gold or gold-colored; they were used by poisoneers to kill people and gain their wealth, so they were "gold/wealth-generating animals". (Source: Wikipedia *ahem*)