Before he acquired the Heavy Iron Sword, Yeung Gor was no match for a Greats-level fighter such as the Golden Wheel Monk. Nevertheless, Yeung Gor already had no peer in the martial arts within his age group.
At the time that Yeung Gor went with Gwok Jing to Kublai Khan's base camp, how good were his martial arts compared to the other Mongol mercenaries such as Wan Hak Sai, Siu Seung Tze, and Lui Mor Singh? Was Yeung Gor already capable of taking down each of these guys one at a time?