For a newly recruited member, having a Primordial Spirit Restriction planted immediately upon joining would place their life and death entirely in another's hands.
Whether judged by reason or sentiment, that was difficult to accept and bound to provoke resistance.
After all, choosing to join was, to some extent, an act of trust.
If such extreme methods were used, hearts would drift apart over time, leaving little trust between the organization and its members.
Thus, the control measure Liu Yu employed was merely to imprint a special technique onto Lu Yi's Golden Core.
With this imprint and the corresponding spell, they could track its bearer's movements at any time.
The special imprint was exceptionally tenacious, likely a technique devised by the Purple Turban Army's great cultivators. Once planted, it would be extremely difficult to remove unless a Nascent Soul True Lord intervened.
Even an ordinary Nascent Soul True Lord, however, might not be able to remove it completely.
Of course, Golden Core members had access to more information, and their betrayal would cause greater damage.
Therefore, just as when Liu Yu joined the Cloth-Clad Alliance, surrendering a drop of essence blood was also essential.
With both the special imprint and a drop of essence blood, various methods could be used to track them and pinpoint their location.
Even if they escaped for a time, they could forget about escaping for a lifetime.
After all, even to buy a horse's bones for a thousand gold pieces as a show of sincerity, the Qian Court Sacred Lands could not constantly dispatch experts to protect a traitor.
Under pursuit by the various radical rogue cultivator organizations, traitors from any organization rarely met a good end and often died miserable deaths.
Knowing survival after betrayal would be difficult, and fearing days spent in constant