Tian Nong City lay on the border of the Douluo Federation and was also the front line of the war between the Douluo Federation and the Spirit Hall Empire.
Large numbers of troops had been deployed here, but what gave the Spirit Hall Empire the greatest headache were not the Douluo Federation's several legions, but the freelance Soul Masters, adventurer squads, and even mercenary groups that had appeared from nowhere.
For instance, Tian Nong City's Sun Mercenary Group.
The Sun Mercenary Group had been established for less than a year, yet it had already become a powerful Ruby-level mercenary group. Stationed in Tian Nong City, it had worked with the city's legions to repel several probing attacks by the Spirit Hall Empire.
This phenomenon was not limited to Tian Nong City. Similar reports had come from other fronts as well. For example, the Dark Nebula Mercenary Group, which had been established only a few months ago yet had already reached Sapphire Mercenary Group status; young Four-Word Battle Armor Masters; Ruby-level adventurers; and even holders of Diamond Badges who had supposedly retired many years ago had all suddenly appeared across various regions, their movements impossible to track.
Compared to a colossal power like the Spirit Hall Empire, adventurer squads and mercenary groups were generally much smaller. Adventurer squads were roughly the same size as the Soul Master squads that had hunted Spirit Beasts in ancient times, with as few as four or five members and as many as a dozen or so. Mercenary groups were somewhat larger, but at most numbered several dozen or just over a hundred people. They simply could not be compared to imperial legions numbering tens of thousands.
However, these adventurer squads and mercenary groups were far more mobile, and their individual combat power greatly surpassed that