What novels have tattoos on their protagonists?

The novels with tattoos on the protagonist are:

1, Patron Saint of the Zodiac, Tang Jiasan Shao;

2. Grand Prix, Jing M.Guo;

3, "Mafia Students", author: boiled sword shochu;

4, "How bad guys are trained", author: six;

5, "Mafia Special Forces", author: Feng Canlang;

6, "Little Teacher", author: Miss Su;

7, "Looking West", by Diego;

8, "How the bad guys were tempered", author: six;

9, "Breaking the Sky", author: fantasy crossing;

10, "Sex and Rain", by three little ubers.