With a quick thought, Meng Fan realized that if he could spot the issue, how could Ying Chuan not?

Clearly, he was overthinking it.

The zombies refined by the Eight Methods of the Zombie God should be able to evade the Heavenly Dao's detection.

Or perhaps, in the eyes of the Heavenly Dao, this zombie, though powerful, was just "ordinary" enough not to be seen as a threat.