What is feitan tattoo?

Feitan is a fictional character in the anime and manga series Hunter x Hunter. He is a member of the Phantom Troupe, a group of powerful thieves and skilled fighters. Feitan has a tattoo on his face, which consists of two teardrops under his right eye, and two diagonal stripes on his left cheek. The meaning behind Feitan's tattoo is unknown, but it is believed to be a symbol of his loyalty to the Phantom Troupe. The tattoo is also said to enhance his abilities in combat, making him more powerful and deadly. Overall, Feitan's tattoo is an iconic part of his character design and adds to his intimidating appearance.