Chapter 667 Immortal Demon War

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"What? He's engaged in a great battle with the young successor of Immortal Hall?"

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"Seems like we've still underestimated him. I thought he was formidable, but I never expected him to dare challenge the young inheritor of Immortal Hall!"

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"No, it's not a challenge, it's an unexpected encounter. The two of them immediately burst into fierce combat, he didn't retreat at all!"

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At the exit of the secret realm, there was a buzz of excitement, everyone was talking about this matter, this news was astonishing and stirred the emotions of many powerful beings, full of anticipation.

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In their eyes, the young demon king is an emerging force, too swift and fierce, advancing victoriously one battle after another, his limit unprecedented. Where is his ceiling?

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