@Inugami Guren well, This battle was just a glitch that is not supposed to appear and if the master reported this he probably would get a huge compensation but it would remove the cheats he has on his own too.
Manhuas for the smart protagonists
https://mangabuddy.com/manga-list/218314
And this one for underrated gems(Recommend to read
https://mangabuddy.com/manga-list/218314
And this one for underrated gems(Recommend to read