Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
As most Dojutsu are usually classified to be either Kekkei Genkai or, in some cases get Kekkei Mora, the classification of this eye is likely the former.
However, Genkai tries to persuade him to go to a “normal” hell because he has already paid the ultimate price for his sins, though he won't listen.
Source: https://collider.com/yu-yu-hakusho-ending-explained/