Cheat:Catch a Shadow Shiny Gallade
1. Beat Evice
2. Trade your Umbreon to a Sapphire Version (must be sapphire)
3. Train it to level 100
4. Trade back to Colloseum for Espeon
5. Go to Justy with only the Umbreon in your party.
6. He will comment that you are quite the exquisite trainer and will give you a hold item called a Fighter's Eye
7. Make Umbreon hold it and re-battle Evice. Lose.
8. You will be transported to a secret area and your female partner will not be there.
9. Go to the right until you find a statue of Gallade
10. Make Umbreon get rid of the Fighter's Eye and Toss it.
11. The statue will glow and you will battle a level 100 Gallade. Your Female partner won't tell you it's a Shadow Pokemon (cuz she's gone
) but it is, so catch it.
12. When you transfer it to ruby (must be ruby), migrate it to diamond (must be diamond) and trade to Pearl (must be Pearl) and it will become shiny.
13. Congrats on your new find!
EDIT: No one else is here so I will make another cheat
Cheat:Catch Version Exclusives from the other Game
1.In Go to Mossdeep
2.Go to Shoal Cave
3.Catch a Snorunt
4. Fly to Littleroot
5.Talk to the little dude with glasses 10 times
6. He will then say to give him a Blackglasses
7. Give him the Blackglasses
8. He will Battle you, known as Super Nerd Glenn
9. His only Pokemon is a Murkrow
10. Beat it wit your Snorunt
11. He will Say that Tate is hiding something from you, so go talk to Tate
12. He will deny, so you must battle him again, He has a Solrock.
13. Beat him.
14. He will give you a Red Jewel (in Sapphire) or a Blue Jewel (in Ruby)
15. Go to the Top of Mt. Pyre
16. Talk to the Old man
17. He will put it on the shrine next to him and it will golow
18. Go catch you Version exclusives! You can catch Groudon (in Sapphire) and Kyogre (in Ruby) at the place where you battled the other earlier.