Is my pokemon firered team good?

My team is Dragonite lv 66 with fly outrage, thunderbolt, ice beam.Mr.Mime(traded for abra)lv 68 psychic, psybeam, magical leaf, toxic. Articuno with agility,mind reader,ice beam, fly(lv 64). Charizard lv 68 flamethrower, fly ,slash ,earthquake. Raichu with shock wave, thunderbolt, strength, dig. I also need a grass type. Im not sure to get Vilplume or Bellosom.