If you're wondering what size binder you will need for a Surging Sparks Master Set with no cards stacked on top of eachother, we recommend a 12-pocket binder with 480 pockets.  

 

Here's the set breakdown:

• 191 Numbered Base Cards

• 165 Reverse Holo Base Cards

• 61 Secret Rare Cards
   

Optional Extras:

• 9 Variant Cards

• 6 Stamped Cards

• 5 Scarlet & Violet Promo Cards

• 8 Basic Energy cards

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In total, a complete Surging Sparks Master Set contains 445 unique Pokémon cards.