Zeno Zoldyck

Zeno Zoldyck

Zeno is the grandfather of the Killua Zoldyck and a world renowned assassin. He has been seen several times while working on jobs with his son, Silva. Despite his senior citizen status, he very formidable and one of the world's best nen users. He remains calm and collected at all times and displays a unique sense of pragmatism. He takes satisfaction in being an efficient assassin but that seems to be only conceit. Killing is just a job to him and emotion doesn't enter into it. He only risks his life if therr is a reward.

His nen ability is