Use the tower's new and unbelievably cool Super Activated Abilities to lay waste to the endless swarms of balloons. You'll need all the firepower you can get to combat the new Balloon types and new tracks with moving parts and tunnels.
Droids are threatening world domination and there are only a few humans left to stand up to them! Defend key territories from an onslaught of merciless droids as you struggle to protect the precious resources you have left.
Don't let the creeps complete their path. Do that by building defense towers along the way. Manage and upgrade them to get to higher levels. You have 6 types of towers to choose from once you have enough gold.
The good days are over. The creeps are determined to prepare a campaign against the human race. We're facing extinction if we don't do something about it. That's where you come in. Prepare your defense against the oncoming waves of creeps. Good luck!