mystery dungeon, mystery secrets

please I want the secreat codes for the pokemon mystery dungeon explorers of time codes on the spanish version, you know to get the legendary pokemon,if anyone knows´em ( I´m sure you do ) please post´em or give me a link to find´em

still don´t know´em, please I want darkrai

Are they not in the cheat codes?
http://www.cheatcc.com/ds/pokemonmysterydungeonexplorersofdarknesscheatscodes.html
Some mission codes and stuff here too