he sits on his throne and sips his wine.. he stares at you and whisper

"Congratulations challenger, youve just reached your final adventure.... but.. are you really sure you can kill me? I really admired your efforts and hardwork by reach into my castle this far, but homever.. i'm afraid.. you can't kill me." he says with humble tone and expressionless face.. he is not likes the other demon king.. he was humble..