The Evil Tide Civilization's teleportation technology was truly outrageous. Back then, it had earned repeated praise from Thales Cansin, the Wizard Civilization's Space Element True Spirit.
Even with another Civilization Supreme Treasure of the Evil Tide Civilization—the Infinite Passage—sealed by Aoziman, this was still the case.
Back when the Evil Tide Civilization pursued its strategy of ranging across the astral realm, its most commonly used method of cross-star-region invasion was to use the Infinite Passage to extend Evil Tide Vortices, allowing hundreds of millions of Evil Tide Army soldiers, as well as Demon Emperors and Devil Ancestor-level powerhouses, to descend.
It was impossible to imagine how convenient the Evil Tide Civilization's troop transport and resource deployment would be if the Infinite Passage, this Civilization Supreme Treasure, were currently intact.
In fact, the Evil Tide Civilization's present-day crisscrossing vortex passages were products of the Infinite Passage from back then.
Their relationship was somewhat like that between the Light of Wisdom and Arcane Light in the Wizard World.
The latter was a derivative of the former.
After returning to the Material Star Realm through an Evil Tide Vortex passage, Saine and his group emerged directly in the heartland of the Demon Domain.
However, from here, it was much more convenient for Saine and the others to return to their respective Home Starfields.
The Evil Tide Civilization had corresponding Evil Tide Vortices remaining near both the Immortal Domain and the Wizard Civilization.
Master Tongtian and the other Sages of the Immortal Domain waved farewell to Saine and Naige'er for the time being, as the vortex passages they would take next were different.
But considering the two civilizations' intentions to send troops, Saine should meet them again before long.
Saine and Naige'er would next head for the Evil Tide Vortex passage leading back to