if i list all the possible candidates, there'll be tons of fighters who equal Iron Legged Fairy Qiu Chuji of ROCH. for example:
4 Guardian Lords and 2 Bright Heralds of the Chinese Ming Cult (HSDS).
The 2nd Evil Xie Er'niang, the 3rd Evil Yun Zhonghe and the 4th Evil Southern Sea Divine Crocodile (I can't remember his real name).
Some assistants of the Murong family: Feng Bo'er, Bao Butong and Gong Yegan (HSDS).
Chen Jialuo (The book and the sword).
The one-armed nun (Princess Chengping) and the head of the Divine Dragon Sect. (DOMD)
etc.