Costco Pokmon Cards, 5 Pack Mini Tins w 4 Cards Pokemon Prismatic Evolutions Costco Mini Tins Cosmo Promo Cards (8 Cards Total) Exciting New Pokmon Items at Costco Costco Pokmon UPDATE and this one's big. Ascended Heroes Mega EX Boxes are starting to ship. West Coast locations first, rest of the country right behind. We're tracking Costco member confirms store is 'enforcing' purchase limits on popular holiday item and fans beg chain to 'restock' Meanwhile at Costco Pokemon Cards Surging Sparks is on sale. Limit 2 per customer. Is that a fair limit?