Douluo's signature is invincible

Tang Ningchuan transmigrated into Tang San's younger brother, and got a system that made him invincible when he signed in.
Then·····
"Ding, check-in location: Xiao Wu's bedroom, please go to the host as soon as possible."
Goubi System, Sister Xiao Wu, that's my sister-in-law, Tang Ningchuan is a dignified gentleman, how could I do such a thing?
But·······
[Ding, the check-in is successful, you have obtained the three ancient martial arts of Douluo Continent, and swallowed the martial arts! 】
[Ding, the punch card is successful, you get the God King Experience Card! 】
[Ding, the punch-in is successful, you will get the Emperor Yan reward! 】
······
······
In the Eight Desolations and Six Harmonies, there is no place where Tang Ningchuan can't sign in.
This book is also known as: Douluo's Devouring Douluo, Douluo's I really don't want to go there to sign in, Douluo's strongest brother

 

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