Become Emperor from the Castle Lord

Travel into a chaotic world where alien races and monsters are rampant. There are winged men here, huge orcs, ferocious demons, and strange monsters. Zhang Jincheng inherited a small fort located on the abandoned land of the human race and awakened the empire system. Level 1 empire: exchangeable for: matchlock gun; 100 prestige value; black powder: 1 prestige value; Second level empire: exchangeable: flintlock: 300 prestige; three-pounder: 1000 prestige; Level 3 empire: exchangeable: breech-loading gun: 1000 prestige value; fixed-loading ammunition: 5 prestige value; six-pounder gun: 5000 prestige value; Level 4 Empire: Redeemable: Single-shot gun: 3000 prestige points; Bullets: 10 prestige points; Twenty-pound Parrot Cannon: 10,000 prestige points; .... Level 10 Empire: Redeemable: Nuclear weapons: 10 million; With the help of modern thermal weapons, Zhang Jincheng went from being a small abandoned bunker master to unifying the world step by step. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.