does yu yu hakusho have a good ending
Yes
Yu Yu Hakusho
Yusuke travels to the Demon Plane and defeats Sensui with the aid of his ancestor who takes control of Yusuke's body to finish the fight.
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Yu Yu Hakusho [SEP] Plot
Yusuke and his friends challenge and defeat Sensui's associates one-by-one, culminating in a final battle between the two detectives. Sensui kills Yusuke then retreats into the newly opened portal to the Demon Plane. Yusuke is reborn as a partial demon, discovering that his ancestor passed down a recessive gene that would hide until an heir with sufficient power surfaced, when his demonic lineage would be revealed. Yusuke travels to the Demon Plane and defeats Sensui with the aid of his ancestor who takes control of Yusuke's body to finish the fight.