Back in the day, players used a "duplication" glitch to get three copies of rare cards without spending extra Star Chips: Save your game on .
800B2BC0 XXXX
Because high-level cards are prohibitively expensive, players often use two or three memory cards to "cheat" the system: Preparation : Save your main game on Memory Card A . Create a fresh save with a different name on Memory Card B : Use your Starchips on Card A to buy the desired card. : Trade the expensive card from Card A to Card B.
53129443 (Costs 999,999 Star Chips)
GameShark and Action Replay codes: For many, real "cheat codes" meant plugging in a cheating device. These devices could give infinite life points, unlock cards, or alter opponent behavior. Alex remembered booting up a code that spawned an impossibly strong boss monster on their side; the duel lost its challenge but let them breeze through to the story’s later cutscenes.