I'm already invincible, what's the use of your system?

Introduction: (This book is invincible at the beginning, Mengxin Xiaobai suddenly becomes a giant in the world of cultivating immortals, and travels through various film and television dramas, animations, and novel plots,) (This is the first time I write a novel and want to try new things, the plot logic may be a bit blunt, please forgive me. Thank you, the judges.) System: My host was cut off?Qing Mo: Tongzi, you are late!Grandpa is already invincible!System: I don't care, anyway, I chose you first!Qing Mo: ...