If removing Xian Tian Palace's King Yi was equivalent to cutting an arm of Imperial Emperor Xian Tian, then removing Yinkang Clan was equivalent to annihilating every power he had on the water!
The only enemy of Heavenly River Navy Fleet was the Yinkang Clan, and without the Yinkang Clan, no matter how powerful Zhong Yue has built the Heaven Suppression Fortress, the Heaven Suppression Fortress would be isolated from reinforcements after Heavenly River Navy Fleet took over the Star River surrounding the Heaven Suppression Fortress.
With that, it would be only a matter of time until they either siege down the Heaven Suppression Fortress or capture and kill Zhong Yue, which would plunge Xian Tian Palace further into the abyss!
On the world map, Xian Tian Palace's power was spread out in a way of a divine bird spreading its wings while preparing the take flight into the nine skies