This is interesting base on Yuderon King is a coal man - he can compress coal and become like a diamond and also because he is a coal man he can also explode. Basically King is a Diamon King that dope as fuck.
Yudeon is saying that King was the owner of the mine, he love to torture the wano citizen working in the mine.
Yudeon is saying that King was the owner of the mine, he love to torture the wano citizen working in the mine.