Yu-Gi-Oh OCG: Extreme Force [1003] (Japanese)

In the OCG, there are 5 cards per pack and 30 packs per box. The set contains 80 cards, or 103 cards in the Master Set:

1 Holographic Rare
6 Ultimate Rares
16 Secret Rares
6 Ultra Rares (also available as Ultimate Rare and Secret Rare)
10 Super Rares (also available as Secret Rare)
18 Rares
46 Commons