one piece booster box op 03 Card Game officially produced by Bandai. One Piece Trading Card Game

Cards like Prismatic Secret Rare or Ultimate Rare often hold higher resale value, making them sought-after for both collectors and investors globally

a Fake "Thunder Nyan Nyan", the only authentic asset in this card is its OCG Artwork, has an extra 1 digit in each of ATK/DEF, Incorrect template, Attribute, Level, and text, incorrect arabic

5 Grolnok, The Omnivore Printed in Innistrad: Crimson Vow, Grolnok, the Omnivore is a legendary frog that directly converts self-milling into value

Such fillers are apparently sometimes used in other TCGs (see The Collation Project on the topic of Magic: The Gathering) and are discarded after cutting (though I wouldnt be surprised if there are Jungle packs accidentally containing a blank card out there somewhere)