Mythology: I Have Infinite Guardian Spirits

In 2050 AD, Earth finally developed the revolutionary Second World, [Divine Realm]. Once inside [Divine Realm], people could grow stronger only by subduing Divine Spirits and turning them into their guardian spirits. Humanity had entered the age of universal guardian spirits. Lin Fan, reborn with twenty years of memories, obtains an unlimited number of guardian spirits from the start: the Great Sage Equal to Heaven, Yang Jian, the Demon Pill, the Jade Emperor, the Heavenly Lord of Primordial Beginning, and more!