Regarding the issue of the sanctuary

In the Sanctuary Trial, you can use the Flash skill to cross level gates, then close the game and log in again to increase your honor value infinitely. You can also use the Flash skill to directly cross the boss room, unlock treasure chests infinitely, and not consume keys.
I have a game video from a Chinese player here, you can refer to it, this should be a malignant problem

https://www.bilibili.com/video/BV1mSk3Y4EYw/?spm_id_from=333.1007.top_right_bar_window_history.content.click