There are no cheats for any Pokemon game unless you have an action replay.
there is no way because it is impossible
no
If you can trade Pokemon from crystal version to gold version my guess is yes
Registeel doesn't exist in crystal version.
Yes.
To trade Pokemon from Pokemon Crystal version to another version of Crystal you need to use a link cable. You can also battle this way.
there are none,only cheats for the PC version.
Crystal version.
I believe there are no current cheats for the cellphone app meboy.
'tricheurs'
You cant, an ender crystal is an entity