Metallica is a friendly robot. He has a space ship that is small and fast. He zooms around plants in it and he lives in a old space ship. He has lots of friends called Tim and Bob. He likes to play with them. He has a body like a baked bean can. He has a door in the middle of his body. He has springs for legs and feet like gumboots. He has a propeller on his head. He has short little arms with hands.