Uchiha with Bleach skills tree in Naruto World

Dying at the age of 23 from cancer, Arin is abruptly reborn into the brutal Naruto world as an Uchiha. Burdened by his tragic past and facing the clan’s impending doom, he awakens with one advantage: a mysterious Bleach Skill Tree granting him formidable, foreign powers. — Description from novelcodex.org