How to battle red mewtwo and gold Mew (the cheat isn't tested!) hints and tips for Pokemon Sapphire

How to battle red mewtwo and gold Mew (the cheat isn't tested!)

Well I restarted the game and started with trecko talked to may 60x and prof. Birch 60x then I went to the machine where you get your Nat. PokeDex and I think you press A ,B, B, A, Select, Start, A, A, A, A, A, B. Then pressed b again and I battled them. (however, I got it off a website that is not like this website and it works on rare occasions after linkin' with gold)

If you need more help, we've got more Pokemon Sapphire cheats and also check out all of the answers for this game