Catastrophe? My Steel Torrent Crushes Everything

Xu Ruo traveled to a quasi-modern world where aristocratic families were in power and was in decay, and was bound to a system that could summon a modern army. He originally wanted to cleanse the world, but a scarlet "Countdown to Catastrophe" lit up in front of his eyes. When the whole world falls into another world and faces terrifying supernatural monsters, evil gods and natural disasters, the fire of civilization is about to be extinguished and species are about to become extinct. But behind Xu Ruo, who has completed his growth, the torrent of steel has already taken shape. Dozens of intelligent, heavy-armored combined brigades are ready, fifth- and sixth-generation aircraft fleets cover the sky, and deeply buried nuclear bomb silos are slowly opening... He stood on the command platform and smiled slightly: "It's time for you bastards to see what the power of civilization is." Immediately, the order spread throughout the three armies: "Attack the entire army and crush them!"