After the Catastrophe, every rule in the world was rewritten. In the Age of Black Iron, steel, iron, steam engines and fighting force became the crux in which human beings depended on to survive. A commoner boy by the name Zhang Tie was selected by the gods of fortune and was gifted a small tree which could constantly produce various marvelous fruits. At the same time, Zhang Tie was thrown into the flames of war, a three-hundred-year war between humans and demons on the vacant continent. Using crystals to tap into the potentials of the human body, one must cultivate to become stronger. The thrilling legends of mysterious clans, secrets of Oriental fantasies, numerous treasures and legacies in the underground world — All in the Castle of Black Iron! Written by Drunk Tiger, this novel is a prime example of fantasy steampunk. Let us journey through the world of limitless possibilities and inventions together! ------ **Warning: This novel contains mature content**
——On May 28, 889th year of the Blackhot calendar, Handsome and Magnificent Castle Lord used 300 aura value points, 5 merit value points, and 0.1 basic energy storage point on the mutation and evolution of a bottle of yeast.
——Mutation and evolution is expected to be completed within 360 hours. Handsome and Magnificent Castle Lord, please wait patiently!
Reading this message, Zhang Tie estimated that the time consumption for evolution and mutation might be related to the life cycle of the living being. Seeing as how the yeast would become evolved and mutated after two weeks, Zhang tie estimated that it would take about 2 months for the potato to evolve and mutate.