Zhao Yun from the Dynasty Warrior games finds himself in the Kenichi universe. Let's assume he's magically brought up to speed on modern culture, tech and language. He gets involved in the martial arts world. How strong is he?
https://www.youtube.com/watch?v=_MJ27XyjZgc
https://www.youtube.com/watch?v=sAMAVsL561Q
https://www.youtube.com/watch?v=YW60YnIlI-A
https://www.youtube.com/watch?v=lu4JyyNSaeo