The stages are different and the bosses include new foes such as Frankenstein's monster and a giant octopus.
Captain | captain | Captain America | silver | Silver Star | Captain (United States) | Horace Silver | Silver Spring, Maryland | Captain (land) | Captain (association football) | Silver Lake | Captain Kangaroo | Silver | Captain Hook | Captain Cook | Captain (British Army and Royal Marines) | Captain Beefheart | Captain (land and air) | Silver Spring | Captain (naval) | Captain America: The First Avenger | The Silver Chair | Silver Jews | Sheldon Silver | Captain N: The Game Master | Silver Lake Partners | Silver Jubilee | Pokémon Gold and Silver | Captain (nautical) | Silver City |