Huo Dan could not help being shocked. Even the most brilliant Grade 5 alchemist would find it extremely difficult to refine a Grade 6 Perfect Elixir, as that required an immense stroke of serendipity!
Yet right inside this Flame Emperor Cauldron, he was looking at a living, breathing Grade 6 Perfect Elixir!
And the appearance of this Perfect Elixir was precisely a sign that with this cauldron, they were already capable of refining Grade 5 spiritual elixirs!
Chapter 1178