Free action games like Guerrilla War action games are the ones that really make the word "action" shine in its true meaning.

It most certainly is an intriguing piece of software. Based on invasion games, this free action game puts you in the middle of action. Your goal is to protect your occupied territory from enemy attacks and keep those guerrilla attacks away from the barricades protecting you.

The Guerrilla War action game sees up to its expensive payable brothers, and it is the best free alternative out there.