Idle Army is a game that lets you take on a role of an army commander. The aim of the game is to defend your base against hordes of enemies. 

In the game, you can command multiple units, including infantry, artillery, and vehicles. You can also upgrade your units and increase your firepower by using various types of weapons, such as machine guns, sniper guns, rocket launchers, and more. 

The enemies in the game are extremely strong and hard to defeat, so you will have to use various tactics and strategies to win. For example, you can use the nuke option to destroy the entire enemy army.