The Second Instinct: Grass Wars is an action game in which you fight against enemy robots who have invaded the jungle and are terrorizing the wildlife. You must protect your homeland by destroying the enemy's basecamps and weapons.

The gameplay consists of multiple stages. In each stage, you will have to deal with a different enemy. You can fight the enemies directly on the battlefield, or you can use a variety of weapons and skills to defeat them.

You will have to protect the jungle by destroying the enemy's basecamps and weapons.

You will be able to upgrade your weapons and armor as you progress through the stages.