The first inheritance was an outstanding Body Cultivation Technique designed by a human expert in the past.
This cultivation technique absorbed the Ardor in his surroundings and infused it into his body. This strengthened his physique permanently.
This cultivation technique's most astounding aspect was its ability to enhance William's body by infusing it with his Gold and Metal elements. There were only a few cultivation techniques that permitted someone to infuse their body with two different elements simultaneously. Furthermore, because these two were variant elements, developing a skill that could integrate them was significantly more challenging.
Not just anyone could cultivate this body cultivation technique. The requirement for this body cultivation technique was to possess a Divine Strength Body so that it could endure being fused to multiple elements.