GBA Cheats

Pokemon Emerald Cheats (GameShark Codes) - PokéHarbor

Pokemon Emerald Cheats and Unlockables (GameBoy - Softpedia

Cheat codes

Pokemon Silver Version Cheats & Cheat Codes - Cheat Code Central

All Pokemon Ultra Violet Cheats (Complete List)

Guys Check this out! Among many other things it allows you to get the tickets to catch Lugia/Ho-Oh and Deoxys without any cheats(it requires trading with Emerald) : r/PokemonFireRed

Códigos e cheats de Pokémon Crystal – Tecnoblog

Pokemon Cloud White Cheats

Pokemon Fire Red cheats, full list of codes and how to use them

Pokémon Ruby and Sapphire Cheats: Cheat Codes For GBA & How to