Battle Calculator can be opened by clicking:
1. the button over your city Garrison Slots,
2. the button over Garrison Slots in Spy Window or Spy Report,
3. the button to the right of attack mission in the Missions Window.

In order to have possibility of battle result calculating, you can purchase 100, 1000 or 5000 battle calculations. The more you purchase at once the less 1 calculation costs.

1. When you open Calculator from your domain, your role will be defender on default and the appropriate data will be put in Calculator:

2. When you open Calculator from someone else’s domain at sufficient level of Espionage, the defender’s data is automatically put in calculator:
Data for a player, who is spying or viewing a Spy Report, and whose role is attacker on default, is put in calculator as follows:

A player can change any data in calculator.
If player chooses his another domain in the drop-down list, the data will be automatically changed according to chosen domain conditions.

3. When you open Calculator from Missions Window, troops of attacker and allies as well as troops of defender are automatically put in the calculator:

Your (and your ally’s) colour in calculator is green, colour of your enemy (and his ally) is red.

Calculator also predicts:

Battle result is counted as average value of 30 simulations and actual battle result can be different.

Battle Calculation can be saved and, if necessary, sent to other player.