Build a variety of defense towers, collect strange and functional buildings, and resist wave after wave of fierce monsters attacking the city. Ding, the super trap successfully captured an elite monster from the siege monsters. Ding, enter the siege Jiuqu Yellow River Formation! Ding, your sputtering turret has killed more than one billion enemies, and it will automatically upgrade to a nuclear bomb destruction tower! Ding, meet the hidden conditions, and your electromagnetic tower and aurora radio tower can be fused into a plasma spark tower... Endless world, different tower defense games, brand new professional chaos city master, take you to experience endless wild monster siege. Adventurers, come and defend the city! Our slogan is: even a wild monster will never leave!