Special Toys (North America)
Talk to Munna in Easterly Town and you'll have the option to enter codes to unlock Pokemon that you have defeated. The codes and the corresponding toy Pokemon are indicated below. Keep in mind that they only work with the North American edition of the game.
2364-4610 - Articuno
0176-1458 - Audino
2159-4650 - Daring Eelectrik
3402-6465 - Dialga
5662-7748 - Fire Boost Enboar
3535-6928 - Gal
9625-7645 - Gli
0835-7338 - Grass Boost Snivy
7111-4427 - Grass Boost Serperior
0681-1611 - Groudon
0442-4822 - Lugia
8714-7361 - Moltres
7403-2240 - Oshawott
7746-3678 - Pikachu
4713-9936 - Speedy Unfezant
1959-4010 - Superstar Garchomp
6482-3610 - Tangling Stunfisk
2061-8332 - Tepig
8819-8699 - Thundurus
0250-7321 - Tornadus
6699-8898 - Victini
2452-2129 - Water Boost Samurott
1675-4459 - Zapdos
2153-6742 - Zoroark
How To Beat Dark Rust
Dark Rust is the final boss. What you have to do is run around until Cobalion smashes his shield. It will take about 2-3 seconds, so stay away. He is one of the easiest bosses in the game.
How To Beat Cobilian
First of all, you don't. What you have to do is get 3 of your strongest, then you die. Cobilian will kick you to Westerly town.
Choosing Your Favorite Pokemon
When you press x to select your pokemon press r to put the pokemon as your favorite Note: It will be the top choice of your pokemon selection.
How to Unlock Legacy Mode
After beating the game, you can enter Legacy Mode, where you can get low-level Pokemon from all of the early game areas. To access Legacy Mode, enter this code at the title screen: Hold L + R+LEFT (on the D-pad) and hit A to start the game. Keep holding the buttons until you hear a confirmation chime.
Legendary Pokemon Streetpass Unlockables
Meet the following number of people on Street Pass to unlock Legendary Pokemon.
10 People - Azelf / Shimmering Lake (Lake Area)
60 People - Celebi / Everspring Valley (Forest Area)
40 People - Jirachi / Firebreathing Mountain (Tower Area)
20 People - Manaphy / Rugged Flats (Beach Area)
5 People - Mesprit / Soothing Shore (Lake Area)
80 People - Mew / Sunny Seashore (Factory Area)
20 People - Phione / Rugged Flats (Beach Area)
100 People - Shaymin (Land Forme) / World Axle Underground 2F (Ice Area)
120 People - Shaymin (Sky Forme) / World Axle Underground 1F (Forest Area)
2 People - Uxie / Sun-Dappled Bank (Lake Area)
150 People - Victini / World Axle Underground 2F (Tower Area)