Chu Mu couldn't possibly use the same strategy again. In fact, he wouldn't be able to, because aside from the two previous hidden assassins who were at the Soul Master level, the other hidden executioners seemed to be Soul Lords.
Although the combat power of the Soul Lord's pets was not very strong, they were very adept at taking advantage of the four soul pets against Chu Mu's two. Chu Mu used a strategy to dismantle a group of hidden executioners, trying to kill them. However, unless Chu Mu and Mo Ye unleashed the Dual Sky Flame Ritual, they couldn't possibly break through the defense of the four soul pets.
Chu Mu could only use his soul power for the Dual Sky Flame Ritual once, and he would absolutely not release it at any time other than the most critical moment. Therefore, after being unable to kill the Soul Lord level Hidden Assassination Servant, Chu Mu decisively chose to retreat.
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