| Card Name | Hex ID | Notes |
| :--- | :--- | :--- |
| Meteor B. Dragon | 0114 | The most powerful fusion in the base game |
| Black Skull Dragon | 01B4 | Farmed from Rex Raptor |
| Blue-Eyes Ultimate Dragon| 01A4 | Impossible to get legitimately via fusion |
| Twin-Headed Thunder Dragon| 01C4 | Best early-game ATK for cost (2800) |
| Gate Guardian | 0A14 | Rare drop from Seto Kaiba |
| Perfectly Ultimate Great Moth| 0314 | Requires Cocoon of Evolution normally |
| Dark Magician | 0214 | The classic |
| Exodia the Forbidden One | 1814 | Note: Exodia does not trigger auto-win in this game due to different rules|
| Megamorph (Magic Card) | C112 | Doubles ATK of a monster |
How to use: Enter the code 800B2BC0 0114. Draw a card. The first card in your hand will turn into Meteor B. Dragon.
Before you enter every code listed above, it is worth noting that a small, masochistic community has beaten Forbidden Memories legitimately. yu-gi-oh forbidden memories cheat codes
The legitimate strategy:
Most players gave up around step three. Hence, the cheat codes remain the great equalizer. | Card Name | Hex ID | Notes
Using a GameShark or emulator cheat codes, you can skip the pointless grind and enjoy the game. The most useful and stable codes are:
Max DP (9999999):
Buy any card from the in-game shop (though the shop is limited – this is more for potions and star chips). Before you enter every code listed above, it
No Random Encounters (while holding L1):
A lifesaver during the maze-like final stages. Lets you walk straight to Seto or Heishin 2 without filler duels.
Always Win Duel:
Sets opponent LP to 0 instantly.