The following year, after the call, your units on the battlefield, can attack enemy characters – Commander and his units. When units battle, they cause health damage equal to their attack. If the unit’s health drops to zero – it is destroyed.
But the outcome of the match and may affect the ability of units. For example, such as the ability to “Armor” and “absorption” reduce the damage, and the ability to “Barrier” and “Effect”, you can protect or enhance the allied units.
Proper combination of the various features and control the battlefield – this is the main way to achieve victory in the game.