I Practiced the Wrong Divine Art from the Start and Became the Only God and Demon in the World

【No System + Ruthless and Decisive + Righteous to the Point of Evil + Transcending Himself to Become a Demon + Traditional Fantasy】Han Li transmigrates to a fantasy world and becomes a member of the Han family, a clan of Qi Refiners. Betrayed by his own relatives and facing certain death, he has no idea that the version of him who transmigrated here possesses terrifying, heaven-defying comprehension. The only problem is that his comprehension is a little off-kilter. He practices the Withered Wood Palm and comprehends the Life-Draining Art, which steals others' years of life to extend his own! He practices the Snow Soul Sword Art and comprehends the Blood-Drinking Demon-Slaying Sword, whose unending blood loss makes wounds impossible to heal and turns corpses into dried husks! He practices the Heavenly Desolation Fist and comprehends the Eight Desolations Annihilation Art, which wipes out every living creature within eight zhang, leaving not even bones behind! In his hands, respectable martial arts become terrifying arts of slaughter. He's crueler than the gods. More wicked than the demons. Looking at the one sinister art after another in his hands, Han Li gives a helpless smile. “I really don't want to be righteous to the point of evil. It's all these techniques' fault...”