The people of the Hundred Ghosts Sect had already caught up.
Deputy Sect Master Dragon King's hideous face, in particular, rapidly grew larger in the sky. Behind him stood a ferocious evil ghost a full million zhang tall!
The instant Qin Taixu saw that ferocious evil ghost, his expression changed drastically. He cried out in disbelief, "An Emperor-to-be-level Ghost Emperor! Hiss! How many people did this fellow kill to cultivate a Ghost Emperor of this level?!"
The cultivation arts of the Hundred Ghosts Sect were inseparable from ghosts.
Most disciples of the Hundred Ghosts Sect began their cultivation by forming contracts with ghosts.
However, disciples who had just begun cultivating generally contracted Gray Ghosts, the weakest kind, with meager strength.
These ghosts could increase their strength and cultivation realms as their masters advanced, or by devouring other ghosts.
Generally speaking, a ghost capable of evolving into a Ghost King had devoured at least a million other ghosts.
The Ghost King that had rushed out of the Hundred Ghost Banner earlier was probably at this level.
A Ghost King's strength was already equivalent to the Supreme Realm.
But the Ghost Cultivator hovering behind Deputy Sect Master Dragon King had already reached the Ghost Emperor level!
Its strength was equivalent to that of an Emperor-to-be!
To advance from an ordinary ghost to the Ghost Emperor realm, it had to devour at least ten million ghosts!
And even after devouring more than ten million ghosts, it still could not become a Ghost Emperor without the right opportunity!
Ghost Emperors among Ghost Cultivators were similar to Emperors-to-be among cultivators: both needed to prove their Dao.
Advancing from Ghost King to Ghost Emperor also required a suitable supreme treasure for proving the Dao.
And supreme treasures suitable for Ghost Cultivators to prove their Dao were