Infinite Mana Exorcist - Chapter 15: Midnight Cultivation

Hell Ghost Wang Wannian is born again, smiling and proud!
What?
Are you a soldier, will the tank drift?
You are a master, can you give birth to dragons and tigers?
You are a superman, can you call the wind thunder?
Excuse me, I am not targeting anyone, everyone in my eyes, it is rubbish!

- Description from Uukanshu (translated)

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

The second prince has come of age. To celebrate the advent of such an occasion, the search for a suitable bride began. My younger sister was expected to go to the Royal Palace as a candidate. However, despite this, she eloped the day before her departure. I, the older sister she left behind, looked almost exactly like her – so much that we were often mistaken for twins…

One month, right? For just one month, shall I substitute in for my sister?

While watching an action movie, Ye Xuan suddenly died and came to the mutated Blue Star.However, he became a person with the lowest awakened attribute, a total loser in the eyes of others...“Ding! Congratulations to the host for successfully binding the invincible beast control system. The novice gift package has been automatically delivered!”“Ding! Congratulations to the host for obtaining the SSS-level spiritual attribute, with an affinity for all beasts!”Ye Xuan's body trembled suddenly.Did he just receive some powerful cheats?It was awesome!The genius campus belle said, “Is this the loser you guys were talking about? His beast is so big!”The mature mentor said, “Ye Xuan, controlling beasts starts with controlling people. Come to my room tonight and I'll teach you hands-on!”The ice-cold empress said, “God, he's too strong. He's the man I've been looking for!”A beautiful witch brought chaos to the Blue Star with evil magical creatures.Ye Xuan said, “Don't worry. I'll take care of it!”