Start with Copper Skin and Iron Bones, and Quickly Achieve a Century-Old Skill

[Invincible + entries + upgrade flow + fast pace + decisive killing + multiple female protagonists] Gao Meng was framed by a traitor and imprisoned. Fortunately, he got the [Expedited Skill System] to collect martial arts and increase his skills. Specific martial arts combinations can also unlock specific entries. [Iron cloth shirt + iron crotch skill + iron head skill + iron arm skill + iron claw skill + iron leg skill, + 30 years of skill] [Unlock entry: Copper skin and iron bones·Elementary level (the skin is hard, the body is like steel, and it is difficult to be injured by ordinary soldiers.)] [Sacred Ox Strength + White Tiger Technique + Divine King Seal, +100 Years of Skill] [Unlock entry: The power of nine cows and two tigers·Advanced (strength increased by 13,000 kilograms)] Gao Meng asked an old slave to buy the skills and sent him to prison to unlock the entry: copper skin and iron bones. Elementary level! He smashed prisons to pieces with one punch, killed traitors, killed dog officials, killed all kinds of demons, and defeated masters of the righteous path. Through the collection of martial arts, Gao Meng's skills have increased all the way, and he has traveled across the world, making many masters fearful and making acquaintances with many beauties. Silver Frost Demon Lord: "The secret book is with me, I want to get it myself." Mrs. Peony: "It's not a small talk. If you want to learn my wife's martial arts, it depends on how good you are!" Empress Dali: "You discover the secret of my daughter's identity. If you reveal even half of it, you will die! How brave! How dare you disobey me?!"