You have to buy them from the shop or do things in Hall Of Fame mode.
no
There is no cheat code to unlock Chuck Palumbo in SmackDown vs. Raw 2008.
You cannot unlock Armando Estrada on SmackDown vs. Raw 2008 because he is an non playable character.
No, but you can in smackdown vs. raw 2009.
You Have To Unlock Them
no
you cant
hes not in the game
no
No it is not because they do not have all the characters from 2008 raw.
obtain an Unlock passcode.
i dont know yes