Magical Beast Knowledge Guide

Yang Ling wore a grave expression as he tried to think of a strategy. At the same time, looking at the Tarantula King that was frozen in the sky, seeing the Unicorn ready to attack, and then looking at the Withered Tree Warriors that were covered in thorns, the black robed elder remained silent, as if deep in thought.

Some time ago, Yang Ling's Magical Beasts were not too different from the low level Magical Beasts found in the wild. But now, the Evil Eyes, Horned Bee Beasts and spiders had all made remarkable transformations, their battle abilities far superior to their wild counterparts.

Just what method did this lad use to cause the low level Magical Beasts to evolve this quickly?