Joining Marco and Tarma are Eri Kasamoto and Fiolina Germi.
If you specifically want a experience, check out the newer Metal Slug: Awakening . It is a reimagined 3D version of the classic gameplay and is officially free to download on the Publisher's Website or Instant-Gaming . METAL SLUG 2 Depots - SteamDB metal-slug-2-free-download-pc-game-full-version
Originally released in 1998 for the Neo-Geo, Metal Slug 2 introduced iconic elements to the series: Joining Marco and Tarma are Eri Kasamoto and Fiolina Germi