I’m a Demonic Cultivator, and You’re Lecturing Me About Benevolence and Morality?

[From the start, kills his master + Villain Trait System + no saintly do-gooder + low morals + subverting expectations + comedy] “Wretched disciple! Do you really want to bear the shame of killing your master?” Lin Ye laughed as soon as he heard that. “I'm a demonic cultivator, and you're lecturing me about benevolence and morality? If I don't kill you, how am I supposed to graduate?” “Master, prepare to die!” Having graduated, he awakened the Villain Trait System! As a demonic cultivator, I, Lin Ye, keep it real!