The Secret Key that you get in the Pokemon Mansion is used to enter the Cinnabar Gym.
in the mansion.
If you look carefully in the monean chamber and viapois chamber you can find a secret unown.
RSA Secret-Key Challenge was created in 1997.
The secret key is in the Pokemon mansion (Cinnabar Island) in the basement.
The secret key is hidden in the basement of Pokemon Mansion which is located on Cinnibar Island.
It unlock the door to the gym in Viridian City. .
to open the door of the 7th gym!
On cinnabar island but you need to get the secret key in Pokemon mansion first.
You need the secret key which is found in Pokemon mansion which is also on cinnibar island.
You will need to use the Secret Key which is hidden in the basement of Pokemon Mansion which is located on Cinnibar Island.
You need to go through the Pokemon mansion and beat all the trainers. At the last one you get the "secret key" to Blaine's gym.
The seven islands are part of sevii island that have the trainer tower and tanoby ruins ,tanoby key and there is the secret room and you can catch unown there
After solving the puzzle in tanoby key you can go inside the tanoby chambers and capture the Pokemon Unown.
the key is in the basement
First surf down from pallet town then go into Pokemon mansion and get the secret key then go into the 7th gym and beat blaine.