The Konami 25th Anniversary Rarity Collection II booster pack contains 9 Yu-Gi-Oh! cards in English. Each card in the set can appear in one of seven rarities: Super Rare, Ultra Rare, Secret Rare, Platinum Secret Rare, Quarter Century Secret Rare, Prismatic Collector's Rare, and Prismatic Ultimate Rare. The last two are special editions with different foil treatments, while the Prismatic Ultimate Rare features a 3D varnish.

Each pack includes 2 Secret Rares, each with a 1-in-4 chance of being a Platinum Secret Rare or Quarter Century Secret Rare; 4 Ultra Rares, each with a 1-in-6 chance of being a Prismatic Collector's Rare or Prismatic Ultimate Rare; and 3 Super Rares. All cards are different from those in the first Rarity Collection II.

• Game: Yu-Gi-Oh!
• Type: Booster pack
• Language: English
• Cards per pack: 9
• Rarities: Super Rare, Ultra Rare, Secret Rare, Platinum Secret Rare, Quarter Century Secret Rare, Prismatic Collector's Rare, Prismatic Ultimate Rare
• Secret Rares per pack: 2
• Ultra Rares per pack: 4
• Super Rares per pack: 3
• Secret Rare upgrade chance: 1 in 4 for a Platinum Secret Rare or Quarter Century Secret Rare
• Ultra Rare upgrade chance: 1 in 6 for a Prismatic Collector's Rare or Prismatic Ultimate Rare