Itachi is known to have wiped out his entire clan, except for his brother Sasuke. All this complex plot is better developed in the anime / manga, so we will ignore telling that information or revealing important details, if you have not seen Naruto yet.
In forums like Reddit, users have a special affection for this character. From its aesthetics to its history, through its skills, they have fallen in love with anyone who has seen Naruto. Today, he receives one of the best tattoos there could be from Itachi Uchiha:
A few weeks ago we were talking about whether Jiraiya could beat Itachi and Kisame at the same time, since Naruto is full of powerful characters which have never seen each other’s faces or have not had the opportunity to confront each other.