Alice in Wonderland Cheats - Nintendo DS

Unlock DGamer Outfits and Items
Behind the Bonus Door, tap the padlock icon to advance to a large, 4 digit, combination lock. The following passcodes will unlock costumes for your avatar in the DGamer mode:

2273 - Big Playing Card item.
3676 - Dormouse Coat.
3675 - Dormouse Mask.
4625 - Green Alice Book item.
4332 - Impossible Ideas T-shirt.
5398 - Keyhole T-shirt.
2628 - Mad Hatter Coat.
4288 - Mad Hatter T-shirt.
2675 - March Hare Mask.
2625 - Tan Alice Book item.
8328 - Tea Cup item.
8946 - Tweedle Outfit.
9483 - White Queen's Dress.
9675 - White Rabbit Mask.
8463 - White Rabbit's Watch item.

Unlock DGamer Honors
Set up a Dgamer profile and create an avatar. As you play through the game, you'll unlock "Honors", which are sort of like Achievements in Xbox 360 or Trophies in PS3 titles. Additionally, you'll gain Alice-themed costumes and gear for your Dgamer avatar by completing certain tasks during the game:

Alice Dress/Alice Armor - Gain all pieces of the Magic Armor.
Cheshire Outfit - Have The Cheshire Cat join your team.
Caterpillar Outfit - Have Absolem join your team.
Dormouse Coat - Enter "3676" at Password Screen.
Hatter Outfit - Have the Hatter Join your team.
Rushed Rabbit - Deafeat 50 enemies using McTwisp's SLOW DOWN Ability.
Savior of Underland - Beat the Jabberwocky!.
Stayne Eyepatch - Defeat Stayne Twice.
Living Oraculum - Unlock every chapter.
Puzzle Master - Find EVERY map piece/explore all map locations.
Red Guard Outfit - Defeat one of the tougher armed Red Guards for the first time.
Stayne Mantle - Defeat Stayne Once.
Vorpal Sword - Find the Vorpal Sword.
Weird, Wise, Malicious - Gain the remaining three characters in your party.
White Rabbit Jacket - Complete Chapter One.

Note: You do NOT need a Wi-Fi connection -- just select Offline mode, create your avatar and then go back to the game once you're done.