You need to get a secret key that unlocks blaine's gym and there are some awesome tm's, good exp. and money from burglers. Also you can catch growlithe, grimer, koffing, weezing, and ditto if ur lucky
on cinnibar island it is the top left building
below hearthome city
It is FireRed that needs the Sapphire & Ruby Crystals :) x
you need the pokeflut
yes
You need to find the two passwords...
you need to trade from Pokemon leafgreen or firered
eevee and staryu
You'll need to trade it from Pokemon Emerald.
Neither pokemon can be obtained in firered you will need to trade both from Ruby, Sapphire or Emerald.
You need the mystic ticket to get to navel rock on firered.
It's not possible to find Sudowoodo in Pokemon FireRed. You will need to trade for one from a Pokemon Emerald game-save.