I Have Multiple Personalities and Kill All the Heavens

[Funny, no heroine, multiple personalities, extremely dangerous, please do not imitate! Others rely on the system, but Liu Yang relies on himself - or in other words, on "themselves". The enemy is unparalleled? Awaken [anger], energy and blood explode, and use violence to control violence! Is the enemy cunning and cunning? Awaken [wisdom], implement the chess layout, and make every move! The enemy is full of benevolence and righteousness? Awaken [Goodness] and use the morality you believe in to judge the sins you have committed! The enemy is full of evil? Awaken [Evil], be more evil than the evil people, kill all the injustices in the world! When the world called him the savior, he was talking to himself in the mirror late at night. The reflection in the mirror split countless faces, laughing wildly in unison: "Savior? No, we are... The destroyers." Liu Yang sighed and pulled out the knife in his hand: "Stop talking nonsense. After this chop, I have to go back and take medicine."