"Good!" Yuan Chen shouted, tossing dozens of pill formulas into the air, where they hovered. "By the rules, randomly choose one from among these pill formulas."
Xiao Yan casually curled his hand and drew in a scroll from the left, which flew into his grasp.
"As long as you do not leave this place or start a cauldron to test it directly, take however long you want and do whatever you wish. You only need to eliminate the errors within it yourself and tell me your proposed revisions."
Xiao Yan opened the scroll. With a stir of Spiritual Strength, he inspected the information within.
"Beast Bone Marrow Pill."
"This pill formula was created by a peak seventh-tier alchemist from the Beast Region of the Central Plains after observing magical beasts fighting. For six hours after consumption, it increases the hardness of one's bones, activates the magical beast traits within beast marrow, greatly dulls the body's sense of pain, causes the skin to become keratinized, and allows one to withstand a mid-level Xuan-tier Dou Technique bare-handed."
Xiao Yan studied the pill formula and immediately determined that this was a pill capable of strengthening the body for a short time. Judging from its ability to absorb beast marrow energy, enhance one's physique, and even disregard Xuan-tier Dou Techniques, there was no issue with its classification as a mid-level fifth-tier pill. Though he had never refined this pill before, he had seen three others with similar effects.
Xiao Yan then continued reading through the refining requirements. He did not need to refine this pill, but he did need to identify the deliberately planted flaws in the described refining process.
"Three jin of fourth-tier Earth Demon Scorpion marrow (must be taken from a live specimen and used within three days), two Rock Dragon Blood