If you want to do it without cheats, you need to play through the "Story Mode." Here is the roadmap to unlocking the exclusive booster packs:
Yu-Gi-Oh! Power of Chaos: Joey the Passion New is a popular video game that allows players to duel against iconic characters from the Yu-Gi-Oh! series, including Joey Wheeler. The game features a vast array of cards, but some are locked behind certain conditions, requiring players to complete specific tasks or achieve certain milestones to access them. unlock all cards yugioh power of chaos joey the passion new
Find the system.dat file in your game’s Common folder. If you want to do it without cheats,
The specific phrasing "unlock all cards... new" often points to the historical workaround for this grind: the "modding" culture of the mid-2000s. Because Joey the Passion stored card data in local system files, savvy modders created "unlockers"—small patches or registry edits that instantly granted players access to all 771 cards in the game’s database. This transformed the gaming experience fundamentally. It shifted the game from a progression-based RPG structure to a sandbox simulator. With all cards unlocked, the game ceased to be about what you could use, and became entirely about what you wanted to use. It democratized the experience, allowing players to test meta-defining "Chaos" decks or nostalgic "Red-Eyes" builds without the arbitrary time investment. The game features a vast array of cards,
: Obtain an "All Cards" save file (typically system.dat ) and place it into the "Common" folder, overwriting the existing file.
It creates a sub-folder in your "Common" directory containing your current unlocked cards.
: Some mods use an installer that automatically updates the registry and adds the necessary save files.