C2743 Why Did He Turn into a Devil?

What's the devil?

"Damn it, who are you? I'm going to deal with Hsiang Yang, not you. Get the hell out of here." Seventh Prince unleashed his most powerful attack, wanting to take advantage of the moment when all his brothers were attracted by Twelfth Prince. By eliminating Hsiang Yang, he would be able to obtain all the treasures in Hsiang Yang's possession