Although Luna did not quite understand Gu Xi's order, she still carried it out swiftly.
At the same time, Luna sent over the latest news: the Mana Pool connected beneath the Summoning Tower had already been completed.
Now, as long as Gu Xi deployed the Summoning Tower, it would come with the Mana Pool attached.
Before the mana stored within the Mana Pool was exhausted, Gu Xi would not need to consume his own mana to perform Summoning.
This was exactly what Gu Xi wanted.
Gu Xi had never prepared for this before. On one hand, he had never encountered a Game World suited for large-scale campaigns.
On the other hand, Gu Xi actually had quite a lot of mana.
Under Aryadovi City's Double Effect, Gu Xi's mana could approach twenty thousand.
In Gu Xi's eyes, when would a battle ever require summoning twenty thousand undead?
So he had never considered this.
Yet in the end, things had turned out like this.
Only now had Gu Xi mastered the function of linking a Summoning Tower to a Mana Pool.
Upon receiving this news, Gu Xi immediately deployed the Summoning Tower.
Sure enough, beneath the Summoning Tower, there was now something resembling a Fountain Pool.
Since the Summoning Tower did not require elemental magical energy.
The Mana Pool before him was directly an undead-oriented Mana Pool.
It held approximately thirty thousand points of mana. In Aryadovi City, it could be refilled in an hour.
If it were placed on an external battlefield, it would take three hours to refill.
If Gu Xi had three such Summoning Towers, he could rotate between them.
Furthermore, the Summoning Tower design drawing his Senior Brothers had provided contained a few useful tricks.
One of them was the function of Locking Range Automatic Summoning.
However, Gu