Run the APK and start the game. If successful, you will see your Duel Points maxed out and the deck editor full of cards. A Note on Fair Play and Safety
Because this is a modified file, you won't find it on the Google Play Store. Follow these steps to ensure a smooth installation:
Here is an updated guide on what these mods offer, how they work, and what you need to know before installing one. Why Use the Unlock All Cards Mod?
Go to your Android Settings > Security > Enable "Install from Unknown Sources."
Experiment with creative "fun" decks without worrying about resource management.
This is the most important step. Use a file manager to move the OBB folder to: /Android/obb/com.konami.ygodg/ .
If you are looking for a modern, officially supported experience with an active online community, Yu-Gi-Oh! Master Duel is the current standard, though it does not offer an "unlock all" feature. Final Verdict
Since Konami shut down the official servers, this mod is primarily for single-player campaign use . Multiplayer functionality is generally unavailable or requires specific private server setups.
