1. 创制这套剑法的独孤求败前辈，名字叫做‘求败’，他老人家毕生想求一败而不可得，这剑法施展出来，天下无敌 ，又何必守？如果有人攻得他老人家回剑自守，他老人家真要心花怒放，喜不自胜了。
This tells us that Dugu Qiubai, with Dugu 9 Swords, already reached the stage of peerlessness and was desperately seeking someone who could make him block a stance. I don't think this can be before HIS. I mean, why the hell would he need to come up with a giant weapon if before that he was already peerless?