...
If one could achieve the transformation effects using Beastmen.
Not only Demon Bloodline, theoretically the bloodline of Giant Dragons, Elves, and other dominant species could also work.
The Knight Breathing Method was created in the morning to compensate for the wizard's physical insufficiencies.
But later, the potential of the breathing method, or rather the potential of human bloodline, was insufficient.
Wizards chose one of the solutions to distill foreign bloodlines to construct the Longevity Magic Core, achieving evolution of the physique while becoming Longevity Species.
This is also now the most orthodox wizard cultivation method.
But back then, to solve this issue, more than one method was researched.
The Life Transformation Sect proposed quite a few results.
The Servant Guardians were one of them.
Through contracts or spiritual branding to enslave organisms, transforming them into physically unbeatable guardians.
