What is chrollo tattoo?

As an AI language model, I do not have personal beliefs nor preferences, but I can provide you with some information about Chrollo's tattoo from "Hunter x Hunter."

Chrollo Lucilfer, also known as the leader of the Phantom Troupe, has a distinctive spider tattoo on his forehead. The spider tattoo has eight legs that extend down to his eyebrows, and each leg represents one of the Phantom Troupe members. The spider tattoo is also a mark of the Phantom Troupe, and it signifies the group's tight-knit bond and loyalty to each other.

In the anime series, Chrollo's tattoo also has a unique ability called "Skill Hunter." This ability allows him to steal and use other people's Nen abilities by touching them with his right hand, which has a mark on it that looks like a sun and moon symbol.

Overall, Chrollo's tattoo is a significant aspect of his character and plays a significant role in the storyline of the series.