The End of the World: I Have Unlimited Growth at the Beginning

[Multiple apocalypse + unlimited growth + carry an unmanned army with you + multi-world travel + multi-world conquest] Everyone traveled to the post-apocalyptic game world, and he built the strongest fortress, with automatic sentry guns, automatic warning guns, automatic rockets, automatic missile silos... Chu Feng stood on the tall city wall, watching the intelligence sent back by the drone reconnaissance, looking at the tide of corpses in the distance, and silently pressed the communicator. "The drone locks on the target area and covers it with artillery fire until the zombies are unable to stand up." After receiving the order, the automatic security guns in the fortress turned towards the target area and locked onto the target area. [The target area has been locked and covered by artillery fire. It will arrive in 3 seconds and the artillery fire will begin. "Boom." One round was not enough, two rounds, and two rounds were not enough for three rounds. Under his unlimited firepower attack, the zombie wave was completely cut off and the entire army was annihilated. Traitor detected! [The identity of the target player has been confirmed! [Drone positioning confirmed! [Missile ready! Countdown to launch, 10, 9, 8...1, Launch! An intercontinental nuclear missile was fired from the missile silo, and the traitor, thousands of kilometers away, sank into the sea together with the forces behind him. While other players are still struggling to survive and use tactics to intersperse when they are poor, he has already started to use firepower to cover the rich, but this is just the beginning!