Captain Buzz Lightyear is a heroic space Ranger action figurine. Buzz, the dream toy of every little boy, is quickly becoming the favorite of young Andy and a good friend of Woody. While the sole mission of Buzz is to defeat the evil Emperor Zurg, he is becoming more and more concerned with keeping his toy family together. Buzz's new mission goes a little bit off track as his journey continues, and he learns surprising facts about himself that he never knew before.