Yu-Gi-Oh! 5D's Tag Force 4 [PSP]
The following characters can be unlocked by performing the actions below.
* Dark Signer Carly - Complete Jack's Story
* Dark Signer Kalin - Complete Yusei's Story
* Dark Singer Misty Tredwell - Complete Akiza's Story
* Devack - Complete Luna's story
* Mimicry - Complete Yusei, Jack, Akiza and the remaining 1st page stories
* Duel Academia Aki Izayoi - Insert a Tag Force 2 UMD
* Enforcer Kalin Kessler - Insert a Tag Force 3 UMD
* Alternate Mina Simmington - Insert a Tag Force 1 UMD
Unlockable: Booster Pack Discount
The following figures can be traded in for a 10% discount; all five total up to a 50% discount.
* Cyber Tutu Figure
* Card Ejector Figure
* White Magician Pikeru Figure
* Ebon Magician Curran Figure
* Dark Magician Girl Figure
* High Noon Constellation
At the card shop, press the right directional button 5 times, then the square button 7 times, and lastly press select 3 times. The pack is located besides the Generation Next (from UMD recognition).