On the Main Menu, click "Extras" then click "Promotional Unlocks". It will prompt you for a code. Enter the Codes below to unlock a bonus card for each original deck. These codes work on all platforms.

Effect	Code
Unlock a free bonus promo card	GKSNDR
Unlock a free bonus promo card	JRHPRD
Unlock a free bonus promo card	MGCCTN
Unlock a free bonus promo card	PXPRMD
Unlock a free bonus promo card	XBXBDZ
Unlock a free bonus promo card	RSNGSN
Unlock a free bonus promo card	PRSTTT
Unlock a free bonus promo card	FTHPTH
Unlock a free bonus promo card	TRCKSC
Unlock a free bonus promo card	DWNNDR
Unlock a free bonus promo card	MGCCTN