Welcome to the Idle Tower Defense world of Merge Cannons!
Click your Level 1 Cannon to the other to merge a Level 2 Cannon.
Merge your cannons to a higher level and move your cannons to the slots fight against the UFOs of aliens.
It will be a challenge for you when your rank get higher.
The Tower Defense game (TD) is endless - fight against infinite number of waves for as long as you can!
And we will offer more exciting FREE events for you soon！
This version includes several bug fixes and performance improvements.
启用“家人共享”后，此 App 最多可供 6 名家庭成员使用。