The primary goal of Mod 15 is to make every single one of the game's 722 cards obtainable either through duels or purchase, completely eliminating the original "impossible cards" problem.

: Use Moon star for THTD against Desert Mage's Uranus-type cards to ensure victory without high-end equipment.

Q: How do I install Mod 15? A: Installing Mod 15 requires a patch file that can be downloaded from various online sources. Follow the instructions provided with the patch file to install Mod 15.

One of the hardest hitting monsters in the game.

: 1/15 drop rate. Boosts a monster's ATK/DEF by 1000 points.