My Hobby Is to Kill You All over the House

After traveling through time and becoming the leader of the waste demon sect, he awakened the massacre system. Faced with the absolute crushing power of the seven major sects, with the system in hand, I will definitely slaughter all living creatures in the world. Anyone who questions my words will kill anyone who disobeys my orders or kills my disciples. I will kill their entire family. Anyone who takes refuge in my demon sect will spare your life. If you are loyal to my demonic sect, my demonic sect will definitely not be stingy with you. The disciples of the Demon Cult obey the orders of their leader and slaughter this entire world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.