Successfully complete arcade mode with Volita to unlock Maraxus.
Successfully complete Quest mode using a preset duelist and deck to unlock Mishra.
Successfully complete Arcade Duel mode to unlock Tsabo Tavoc.
Successfully complete arcade mode with Kuldan to unlock Volita.
In arcade duel, when you win with a pre-set duelist on the first level you will unlock a new corresponding color character under him or her. For example, play as Keroc (first black duelist) and win all six fights with him. You will then unlock Mintora or someone to that effect. Win six fights with her and you will be able to play as Ishan's Shade. By playing as pre-set character on arcade mode, you will unlock a new character.
Enter one of the following codes at the indicated screen to activate the corresponding cheat function:
|Bonus level||Arena selection||[Comma] + [Period], Left, [Up], X, [Up], Right, Y, [Comma] + [Period]|
|All duelists||Character selection||[Comma] + [Period], [Down], [Up], X, M, [Up], X, N, [Up], X, [Comma] + [Period]|
|Mishra, all chapters, all spells||Quest selection||[Comma] + [Period], [Down], [Up], C, M, [Up], Right, Left, [Down], [Comma] + [Period]|