Protect the Planet game - Play Earth Games free online
Save the green planet. You must protect the planet from external threats. Only your commander officer can save the earth! You must be careful because plenty of unexpected dangers can approach your planet. Aliens will try to defeat you if you don't do something quickly. The challenge is to destroy all the threats before these hit you first. Play protect the planet game and some of the most awesome earth games free online on GamesandPals.com.