Wait, I’m Trying to Become a Martial Saint, and You Give Me an Urban System?

[Stacking passives + Power fantasy + Alternate-world Northern Song + Transmigration + Unrestrained] Chen Yang transmigrates to the Cangxuan Continent and discovers that the current head of the Shenxiao Sect is named Zhao Ji! So he's in an alternate-world version of the Northern Song? Then these people are in for a world of trouble! Zhao Ji, Western Xia, and the Jin Kingdom all have to die!