For dao experts, this should have been easy, especially considering that many of them controlled True Domains, while they would at least have a Pseudo Domain if not. This made the immediate space around Dao Experts their own miniature world, making Dyon's [Devour] lose much of its power.
However, these 38 corrupted individuals hardly had will of their own. Chenglei had long since lost all control of his skeleton army, while Lionel didn't even try to use his greatest advantage of Eve's Primordial Yin.
At the same time, Eve could no longer fool Dyon. Not only had he seen through her comprehensions, he saw that the backlash from losing her virginity while practicing a technique that required chastity still had not been healed in all these years. If it wasn't for this fact, her power would be far more devastating.