When Yuhao went as a result of his second Awakening his eye shades changed from pure black (blue in manhua) to black and purple when he doesn't release his spirit essence and purple and gold when he releases his spirit essence The pacing is very gradual. You will find there's http://titusvlxjt.dsiblogger.com/29062370/examine-this-report-on-douluo-dalu-2