"The office of the builder who constructs all the facilities on your base. Because of his strong sense of responsibility to his job, he only works on one project at a time."
- A builder works to construct or upgrade one building at a time.
- You can construct or upgrade multiple buildings simultaneously by having several Builder's Offices.
- The first Builder's Office is given to you at the start of the game.
- You can also build the second office for free. That will be given when you visit the Shop for the first time after tutorial.
- You can purchase 3 additional Builder's Office with Gems.
- You cannot upgrade a Builder's Office.
- You will get an extra Battle Time of 2 seconds when you destroy an enemy Builder's office.