That might be a breach of copyright, or at the very least something that the admins of gameFaq's might get narky about. People tend not to like seeing their work re-distributed without their consent or knowledge.
Hold on. The idea is good however you need to make it your own work. Red5 made a BIG book of game genie codes. REALLY nice to have. If you make it your work and not someone elese its ok. Just dont "leech"