Yu-Gi-Oh! Hidden Arsenal Chapter One is a premium Trading Card Set like no other, giving gamers and collectors a chance to pick up a selection of format staples as a part of a special collectible boxed set. Each Chapter 1 Hidden Arsenal Box contains; 1 Secret Rare Card, 6 Duel Terminal Technology Ultra Rare Cards, 2 Duel Terminal Technology Common Cards, 28 Standard Common Cards, and 1 Special Collectible Dice.