Su Xiao poured the prepared potion into a container to cool. He picked it up and examined the semi-fluid potion at eye level. It was dark red, radiating an intense sense of ominousness.
This potion had been prepared mainly from the essence of an ancient dragon. It had originally been intended to be called the "Dragon Soul Secret Medicine," but now, "Evil Dragon Potion" was more fitting.
The ancient dragon essence had been provided by the Evil Heart. It had been found in an extremely dark cavern deep within the "Ashlands." When the demonic spirit incarnation found the ancient dragon, it had already been dead for several years. Dragons of such strength would not see their dragon blood, soul essence, and the like decay within a decade after death. The process would only gradually begin after sixteen to nineteen years.
Normally, before the dragon blood could decay, ferocious beasts with keen senses would arrive and devour it. The extremely dark cavern in the "Ashlands" had a special terrain that formed a natural ring of darkness, allowing this "ancient dragon essence" to remain until now.
However, when the demonic spirit incarnation found the ancient dragon's corpse, Su Xiao saw through the monitoring device's feedback that this ancient dragon of the Absolute Strength level had severely decayed dragon blood. Its dragon hide was pale and rough, and its pupils, which had long since lost their vitality, were especially murky.
This was not actually unusual. The ancient dragon must have suffered severe injuries and hidden itself in the "Ashlands" to recover. Unfortunately, its injuries had been too serious, and it had died as a result. Considering this world's cursed environment, such changes in the corpse were nothing strange.
This "ancient dragon essence" had an enhancement effect. Directly absorbing it would permanently increase one's