"Death Invasion" is a free puzzle game developed by xiaoqiankaoqin, available on AndroidThe game promises to offer a unique and challenging experience to the players.

In this game, players have to fight against different enemies with various types of maps. The game offers a weapon store system where players can purchase different guns and special items to kill the enemies. However, the game is not just about killing enemies, but it also allows players to build different defense facilities. The game offers a variety of defense facilities to choose from, and players can use them to protect themselves from enemy attacks.

Overall, "Death Invasion" is an exciting game that offers a mix of puzzle and action elements. With its diverse range of enemies, maps, and weapons, the game promises to keep the players engaged for hours. The addition of the weapon store system and defense facilities adds an extra layer of strategy to the game, making it more challenging and enjoyable.