"After that, there comes the theory of servants' ethnicity. Servants of certain races will evolve from one or a few to a large group, an army, or even a plane under special circumstances. "
Seeing this, Su Ye was shocked. Summoning an army was a true divine spell. But he had never heard of a plane.
"There is another point of view on this theory of servants' ethnicity. If mages' summoning spells of every level include this kind of servant, then the possibility of the servant evolving greatly increases."
