A free program for Android, by Thunder Games Inc.

As you fight with dinosaurs and other creatures in the world of tanks, you can collect various weapons to attack them with. In addition, you can collect items to increase your power.

With the help of the weapons, you can defeat enemies and grow stronger. As you fight, you will be able to collect various items. If you find a useful item, you can also sell it to a merchant.

Now you can play with the Primitive Brothers! There are many different types of Primitive Brothers, such as the Archer, the Spearman, the Hunter, and the Soldier.

As you play, you can get an impression of the characters and the world of tanks.