C8337 Tiny Amounts of Heroic Spirit Energy.

The bigger the space in his mind, the more heroic spirits he could live in.

At the same time, the more Source Plants he could plant.

With so many heroic spirits living here, he did not lack the energy of the heroic spirits. He could use the energy of the heroic spirits to nurture the Source Plants, and in the future, he would not lack Source Plants.

Many heroic spirits could concoct pills