Characters
Enter these codes at the title screen:

* Yami Yugi: R, LEFT, B, RIGHT, Up and R, RIGHT, DOWN, A
* Kaibaman: DOWN, B, LEFT, RIGHT, RIGHT, R, Up and R, A
* Yami Bakura: L, DOWN, RIGHT, LEFT and B, R, DOWN, DOWN, A
* Grandpa: L, RIGHT and B, RIGHT, B, R, LEFT, DOWN, A

New Maps and LM Types
# Chicago Map: Win once with Dark Magician Girl
# Space World map & a new LM type: Win 1 game with Kaiba
# Toonworld map & a New LM Type :Win 1 game with Pegasus
# Desert: Win once with Mai Valentine
# Domino Park: Availabe once game starts
# Domino Pier: Win once with Joey Wheeler
# Kaiba Land: Win one with Mokuba
# Mayan Ruins: Win once with Rebecca Hawkins
# Outer Space: Win once with Seto Kaiba