Pokémon: Liquid Crystal is a ROM Hack developed for the GameBoy Advanced system using FireRed as the base.Alright, here's a nice little cheat for ye. Modify 1st card in a booster pack: 00xx01C4 Substitute the xx for #'s like you did for the code to add a card. I have another gameshark code for TCG catridge.Large selection of codes such as infinite money, buy any item from the shop, teleport to loads of different locations (virtually anywhere), Shiny Pokemon codes and loads more. Pokemon Emerald Gameboy Advance Gameshark Codes.Check out our guide on adding games for more help. If you have zipped Game Boy or Game Boy Color ROMs (.zip), you will need to unzip these before they will appear. If your games are not appearing, check that you haven’t mistakenly added Game Boy Advance (.gba) ROMs, as these are currently unsupported.