Chapter 210: Rich harvest

"Three hundred and sixty demon king demon cores..." Volt Williams had just stepped into the second floor and had not had time to observe. He immediately calculated the results of the first floor and a trace of regret appeared on his face. Although these 360 demon king cores are very valuable, Princess Miaomiao has killed at least several thousand demon kings. It's just that the corpses of the demon kings are too tough. Even if he uses the seven deadly sins, it is difficult to search and kill them...