wyrmspan cave card sleeves Compatible Card Sleeve Bundle : Toys & Games There are 75 cards of this size in the game Zatu Games 110 x Wyrmspan Compatible Sleeves (57 x 57 mm) Toys Wyrmspan Sleeve Bundle | Mayday

The most plausible explanation was that the purple sticker sheet was used in a different print run which used striped collation (see The Collation Project for the explanation on how this works)

These sleeves are designed to fit graded cards from PSA, Beckett Grading Services (BGS), Sportscard Guaranty Corporation (SGC), Certified Sports Guaranty (CSG), Hybrid Grading Approach (HGA), and other similar services

We buy Japanese cards, exclusive Japanese sets, and Pokmon Center Japan releases

The creature you sacrifice isn't chosen until Victimize resolves

That is right, when drawing the last card in your deck, the player loses the match