The fact that Lilith could learn the skills of others in the middle of the tournament meant that she had quite possibly mastered a great number of weapons. That type of learning ability was monstrous.
As someone who was cultivating both magic and physical abilities, Xiao Lin had a lot he could not figure out. His efficiency in copying even started to suffer from it. He was even unmoved when he heard Professor Brown say the next day would be a rest day before they left for the evening.
It was only until Xiao Lin reached the inn when he realized that he actually did not need to go to work the next day. Other than remarking about how strongly Americans valued their holidays, he also realized that his replication skill would be off cooldown tomorrow. He was prepared to use it on Professor Brown's Ancient Normese, but since it was a break, who knew if he could actually find the man.