After Twenty Years of Imprisonment and Killing Evil, He Is Invincible in the World!

Ye Su traveled to the fantasy world and became the executioner of the deepest prison in the imperial prison. System: You killed the '*demon' and obtained the 'Blood Essence Pill' and 'Five Years of Physical Penance'. System: You killed the 'Rat Demon' and obtained the 'Spiritual Essence Pill' and 'Five Years of Spiritual Power'. System: You killed the 'Sacred Demonic Path Zuo Guardian' and obtained the 'Sacred Gate Qi-Wang Technique' and 'Ten Years of Demonic Dao Cultivation'. System: You killed the 'Destiny Cult Saint' and obtained the 'Destiny Technique' and 'Fifty Years of Demonic Cultivation'. Finally one day, Ye Su discovered that the target of his execution turned out to be a being at the level of the founder of the demon sect and a god or bodhisattva. But when Ye Su left the deepest part of the prison, he suddenly realized that he had... Invincible in the world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.