With the rapid evolution of technology, people's lives are becoming easier and can also cause serious damage to the planet. Sewage discharges, exhausts, deforestations ... Have led to increasing warming, and finally, polar glaciers melted and flooded 90 per cent of the planet, with the vast majority of humankind also dying in this catastrophe. The few parts of the planet that have not been flooded form countless small islands, all of which are in different shapes, some of the rugged mountains, some of the industrial centres built before the disaster... The only remaining human beings are fighting to survive. In this age of chaos and technological development, war has become a war of machines, and their machines are being overstretched, and their machines are being fought unscathed. The commando corps is a 3d machine a strategy and an instant-to-war game developed independently by chongqing oso technology. The game follows a simulation-to-war model, with players acting as commanders; with a large number of different types of combat units, multi-dimensional battles can be achieved; and it is fed into ammunition systems, construction systems, spare parts systems and command upgrades. The development of the commando corps is premised on a great deal of resource savings and a great deal of optimization, so that most computers and smart mobile devices on the market can run the game smoothly. Players start the game, enter the landing interface after loading, and players without an account can click into the game button and the system automatically generates the game account; if the player with an account chooses to switch the account button, enter the game; the player can modify the resolution according to his or her requirements. 2. Once the player enters the game, the following interfaces are displayed: the base construction button at the upper left corner can enter the building interface; the field entry button at the upper right corner can enter the combat interface; the middle is the player's name, rank level, number of ores, number of electrical energy, in the middle is the player's head, clicks on the head, changes the name and password of the game, and below is the various combat units, the player can click to view, each with six cells, and the player can be equipped with different fighting components; the player can enter the purchase interface by clicking on the store button and buy items such as minerals, ammunition, etc. Click on the battlefield button to select single and online models, which are computer-controlled and can adjust to different difficulties; on-line models, match your teammates and rivals according to, for example, game class and player success, and the player needs to wait for the system to be automatically matched. Base construction click on the base building button, go to the building interface, click on the building menu for construction, and when construction is completed, click on the building will result in several buttons: upgrades, r & d, viewing, production; players can click on these buttons for technological development, ammunition production, etc