In the ancient era, there had existed a universally acknowledged strongest expert in the Great Thousand World: the Immortal Great Emperor.
When the Extraterritorial Evil Clan invaded, it was under his leadership that they had barely won a brutal victory despite being at an overall disadvantage, preserving half of the Great Thousand World from falling entirely into the hands of the Extraterritorial Evil Clan.
The Great Thousand World's foremost supreme force, founded by the Immortal Great Emperor, was the Great Thousand Palace mentioned by Martial Ancestor Lin Dong.
During relatively peaceful times, when the Extraterritorial Evil Clan did not launch massive invasions, the Great Thousand Palace was merely the nominal number one supreme force, keeping a low profile.
Only when the Extraterritorial Evil Clan launched a large-scale invasion would the Great Thousand Palace truly step forward, rallying the countless experts of the Great Thousand World in the name of the Immortal Great Emperor and forging them into a united force against the incomparably terrifying Extraterritorial Evil Clan.
Since the ancient era, records of most Heavenly Sovereign-level supreme experts in the Great Thousand World had been kept within the Great Thousand Palace. After passing its assessments, they could become guest elders.
Once one reached the Saint Grade Heavenly Sovereign level, one could become an elder of the Great Thousand Palace.
The reason the Great Thousand Palace was regarded as the Great Thousand World's foremost supreme force was because it could unite experts riddled with countless differences to face immense calamities.
To be honest, even the current Martial Realm, Endless Fire Territory, and Asura Godly Court did not possess such unique foundations as to accomplish this.
Even the Great Thousand World's five great ancient clans could not casually throw their weight around before the Great Thousand Palace.
Although the Western Heaven War