index card holder ring binder SHANGRLA Large 5x8 and 5x7 Holder, 90 Pocket Capacity and Red no color choice. Plastic Pages - Memory (SD)

I found this one really tedious to get so I created a deck for the sole purpose of getting it

To find that number, you need more than just one source

If you dont mind using external tools, then Reddit user maxwell1755 created a useful spreadsheet that allows you to keep track of what cards you own and which cards you need, including a handy Mew Tracker table that calculates the total number of missing cards in each pack, and also shows which pack has the highest likelihood of containing a new card

If no opponent's Digimon was deleted by this effect, delete 1 of their Digimon with 13000 DP or more

This makes it effective against Energy-heavy strategies