period.Card Skill 1: Mechanism Art (Unlocks the production and construction of Mojia mechanisms. Success rate and quality are related to card proficiency.)Card Skill 2: Essence (The card's proficienc...th legendary materials added, the "Supreme Feng Xing Dan" wouldn't reach a top-grade pill. Only those who have reached the Divine Transformation stage can infuse their understanding into the pill. Rig...