Doctor Octopus (Dr. Otto Gunther Octavius) is a fictional character that appears in comic books published by Marvel Comics since 1963. A highly intelligent mad scientist, Doctor Octopus is one of the greatest enemies of Spider-Man who is portrayed as a stocky, myopic man who utilizes four powerful, mechanical appendages, and is obsessed with proving his own genius and destroying Spider-Man. In his first several appearances, Dr. Octopus' last name was spelled "Octavious." All stories since have spelled it Octavius. Spider-Man has also nicknamed Octopus as Doc Ock. Creator Stan Lee has said that Doctor Octopus is one of his favorite Spider-Man villains. The character has appeared in numerous Spider-Man cartoons and video games and was portrayed by Alfred Molina in the 2004 film Spider-Man 2.