Cheat: Free Rare Cards:
Enter the following names to receive the corresponding cards.
Tri-Horn Dragon Card: GOD OF CARDS
Cosmo Queen Card: KONAMI
Zera the Mant Card: XBOX

Cheat: Use Opponent's Decks:
Beat every opponent in triple duel mode and hold X at the opponent selection screen in single duel mode.

Hint: Alternate Backgrounds:
In the main menu highlight single or triple duel and press X. The background will change to an unlocked card.

Alpine Retreat Environment & Techno Music:
Reach your workout commitment five times and get a "Silver" rank to unlock the Alpine Retreat environment and Techno music.

Desert Spring Resort Environment & Dance Music:
Reach your workout commitment three times and get a "Bronze" rank to unlock the Desert Spring Resort environment and Dance music.

Island Paradise Environment & House Music:
Reach your workout commitment seven times and get a "Gold" rank to unlock the Island Paradise environment and House music.

Cheat List:
Level select - create a profile named lvl.activate 1 to unlock all levels.
Extra continues - create a profile named set MAXCNT 9 for nine continues per level.
Full database - create a profile named data.setvis 1 to unlock all ships in the database.