Killing Green Snakes to gain energy was relatively quick; one Green Snake provided three points of energy. Chen Mo only had to kill a wave of five Green Snakes to bring his energy back up to 15 points.

Afterward, Chen Mo began to sacrifice little by little.

After acquiring a heap of food, drinks, and potions, he finally obtained a Free Attribute Point on the thirteenth sacrifice.

"Why does it feel like the probability of getting a Free Attribute Point is lower now?" Chen Mo wondered.