Keep Macargo, it make a fire type.
Cradily, good Grass Type.
Aerodactyl, aswome choice for a Flying Pokemon
Tyranitar, This will be your main Powerhouse for your team, Keep this one it is an awsome Pokemon.
Armaldo, Trade this one Kaputops or Omastar, so you have a water type.
Rampardos, By far is the BEST Rock Pokemon EVER, the only pokemon that could come close to beating my Rampardos was my Bastidon.
Endure And/or Protect