1.Artillery counter all defense facilities, but it will also be countered by the other three types of unit. Therefore, it is necessary to scout the enemy to figure out how many defense facilities the enemy has. If the enemy had no defense facility, deploying Artillery in the attacking queue would bring you setback.

2.Artillery are countered by all the other three types of units. Tank counters Commando. Commando counters Copter. Copter counters Tank.

3.Mine Counters Tank. Trap counters Commando. Turret counters Copter.
 
Know the enemy and know yourself, and you can fight a hundred Battles without defeat. Check the scout report carefully and make good use of the countering relation mentioned above. Send the right units to attack to gain advantage.