C503 A Huge Harvest the System Upgraded!

"Ding... Congratulations, host, for successfully decomposing the Mutated Emperor Corpse. You've gained the innate ability: Copper Skin Iron Bone, and the skill: Son of Heaven Dragon Fist. You've also earned 20 skill points and 10 experience points."

Copper Skin Iron Bone Level 1 (0/10): Craft the strongest physical form in existence, a testament to one's Dao