are pokemon cards bigger than yugioh card size explained Is Pokemon Harder Than Yu-Gi-Oh!?

The card's effect allows players to make their opponent discard two cards

What makes it so rare is that it was not sold, but awarded as a prize in an illustration contest through CoroCoro Comic

Alms of the Vein Archfiend of Spite Asylum Visitor Big Game Hunter Biting Rain Brain Gorgers Brink of Madness Call to the Netherworld Curse of Fool's Wisdom Dark Withering Descent into Madness From Under the Floorboards Gibbering Descent Gisa's Bidding Gorgon Recluse Grave Scrabbler Hell Mongrel Ichor Slick Kitchen Imp Markov Baron Muck Drubb Murderous Compulsion Necrogoyf Nightshade Assassin Psychotic Episode Psychotic Haze Shadowgrange Archfiend Strength of Lunacy Twins of Maurer Estate Voldaren Pariah Weirded Vampire

While some of these cards, individually, will only cost you a few cents, there are those out there that may require you to break open any spare piggy banks you have lying around