as strong as cast iron. 。Even a Title Douluo-level powerhouse wouldn't be able to break out of here by force. 。Needless to say. 。The defenses of this fortress are so formidable, it wouldn't be easy to... 。Forming requires a lot of experience, and it needs to be prepared in advance. 。Of course, your seven-color silver isn't completely useless. If there was a soul master who pursued control over multip...