Doomsday: Turn over the System, the Country Is Crazy About Black Technology

When the doomsday comes, Lin Xuan binds himself to the god-level evolution system. Only when he dies in battle does he realize that the doomsday is just a game of resource competition among advanced civilizations! Opening his eyes, Lin Xuan was reborn twenty years ago and decided to hand over the system to the country. By completing various tasks, you can collect the wool of higher civilization like crazy. Individual combat mechas, genetically evolved economies, airborne aircraft carriers, electromagnetic guns... Countless eye-catching black technologies are growing the country step by step. When higher civilization came, Lin Xuan and the country launched a major counterattack. "I will pay off the blood debts one by one!" Lin Xuan stood on the head of higher civilization with an invincible attitude. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.