High Martial World: My System Keeps Stabbing Me in the Back

[System + transmigration + supernatural powers + comedy + keeping a low profile while growing stronger + invincible] To get the System's 5-million reward, Li Yan didn't hesitate to abandon his top-student persona and come in last on an exam. But the System stabbed him in the back, turning him into a lab rat in an ability-awakening experiment. And that wasn't all. His unreliable System kept offering rewards that looked tempting but were actually huge traps, betraying Li Yan again and again. After being stabbed in the back enough times, Li Yan got used to it. Then, through one careless mistake, he became invincible, turning into the most sought-after prize among the wealthy clans, with everyone watching him. But sorry, I'm not about to let anyone boss me around. What goes on in my little corner of the world is up to me…