Rodney Copperbottom is a young robot that lives in Rivet Town. He is the child of Herb Copperbottom and Lydia Copperbottom. Rodney is the main protagonist in the movie, alongside Fender Pinwheeler. He is painted blue with white on his face. He is an inventor, as he has already made a little dishwasher assistant 'bot named Wonderbot. He aspires to become an inventor like Bigweld and work at Bigweld Industries.