According to the records in Snow Realm Combined Attack, a true Combined Attack Secret Art could coordinate and unify the divine power, comprehension, will, and consciousness of a large number of cultivators through an incomparably exquisite secret technique structure, making them seem like a single person.
The power formed by such a combined attack was far from as simple as one plus one equaling two.
For instance, the Combined Attack Secret Art obtained by the Divine Eye Clan from the Origin Continent—the Divine Eye Clan's First True Lord was a ninth-rank True God, while the other six True Lords were seventh- and eighth-rank True Gods. The Combined Attack Secret Art executed by the seven of them together had already reached the peak of the tenth rank in power.
Judging purely by power, it was already comparable to Original Ancestor.
However, Original Ancestor's soul attacks were immensely powerful. Unless the Divine Eye Clan possessed seven soul-type Supreme Treasures of the Highest Order, if they truly faced Original Ancestor, any True Lord without a soul-type Supreme Treasure of the Highest Order would certainly be killed outright, greatly reducing the combined attack's power.
Thus, although the Divine Eye Clan's Combined Attack Secret Art was powerful, they had not dared provoke Original Ancestor in the slightest back then.
In truth, the Combined Attack Secret Arts passed down from the Origin Continent had originally been prepared for Eternal True Gods, Void True Gods, and True Gods who operated legion-type Mechanical Flow Treasures.
Operating a legion-type Mechanical Flow Treasure required all assistants to cooperate with the commander and perfectly deploy their divine power according to the commander's instructions.
To achieve this, they naturally needed to cultivate a unified secret technique.
The Divine Eye Clan's Combined Attack Secret Art used the secret technique as its core to