Doomsday: Super Battleship Unlimited Upgrades

The countdown to doomsday is 100 days, and Chen Cai, who traveled through time, obtained the doomsday system. "Ding, congratulations to the host for gaining advanced physics knowledge!" Deducing the doomsday, publishing papers, shocking the world. What a Nobel Prize, refuse to accept it! "Ding, congratulations to the host for obtaining super advanced mathematics!" Calculate the five-color ball, and the jackpot is 500 million, take it! "Ding, congratulations to the host for obtaining the golden skill - Ghost Shadow!" The latest news from our station is that a mysterious man single-handedly took down the country's largest criminal syndicate and killed nearly a hundred people. "Ding, congratulations to the host for getting a super battleship!" The apocalypse is just a "future water world" and a "zombie crisis". Chen Cai leisurely drank tea and admired the beautiful scenery of the ocean. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.