Yu-Gi-Oh! 5D's: Duel Transer Cheats

Unlock Characters
The following characters can be unlocked by completing the indicated floor,and by unlocking the corresponding lock panel there behind by obtaining the card on the lock panel.

Bomber: open the lock panel on Bifrost Floor 6 and beat him in a duel.
Bruno borreli: Clear Niflheimr floor 4
Dark Signer Carly: open the lock panel on Yggdrasil Entrance and beat her in a duel.
Dark Signer Demark: open the lock panel on Bifrost Floor 4 and beat him in a duel
Dark Signer Kiryu: open the lock panel on Bifrost Floor 7 and beat him in a duel.
Dark Signer Misty: open the lock panel on Bifrost Floor 7 and beat her in a duel.
Dark Signer Rudgar: open the lock panel on Yggdrasil Floor 2 and beat him in a duel.
Sherry leblanc: Clear Niflheimr floor 2.

Free Duel Unlockable Opponents
The following opponents, along with their Deck recipes, are unlocked by clearing two floors of Niflheimr each. Unlike any other opponent (including Dark Signers), you don't have to purchase their Deck recipes in the Shop before the corresponding opponent is unlocked or available to Duel against.

Andre: Clear Niflheimr 12F
Breo: Clear Niflheimr 14F
Bruno Borrelli: Clear Niflheimr 4F
Elsworth: Clear Niflheimr 10F
Jakob: Clear Niflheimr 20F
Jean: Clear Niflheimr 16F
Lawton: Clear Niflheimr 8F
Lester: Clear Niflheimr 6F
Primo: Clear Niflheimr 18F
Sherry LeBlanc: Clear Niflheimr 2F