Right after Cael's sword ceremony, he, like Lucen, was taught the family's sword technique, but unlike Lucen, he was able to comprehend the moves rather quickly.
A few days after that, the men sent by the king to train with Thornefang in the use of the arquebus arrived. The second they stepped foot near Ironhold, Lucen was already aware of it.
He then proceeded to hide the Thunderspears, as well as the other new inventions, as he planned to only show them the arquebuses.
The fewer people who knew about the full extent of their current strength, the better. The men and women the King sent were ones without any mana or aura, but they were the best of the regular soldiers.
The soldiers who came from the Capital had come to Ironhold with a bit of pride in their hearts.
Of course, like every other person in Norvaegard, they heard the stories of the North where the Iron Duke lives.