the rarest card is called Tyler the warrior it was made by the make a wish foundation for a kid called Tyler there is only one copy and it belongs to him
The most rarest Pokemon card is original set kahangaskhan. Worth more then $1000 a piece.
The best card in yugioh is the judegement dragon card.
the rockhopper one
http://images2.wikia.nocookie.net/yugioh/images/d/dd/TylertheGreatWarriorTYL-EN-UR.jpg
$2.50 + $0.74 is the value of the Yugioh yubel card plus shipping.
A ghost rare is the rarest rarity of all yugioh cards.it is a whitish color and the newer ones are 3 dimensional . They are ussually very sought after cards because they add a lot to the arteork of a card and because of their rarity.
the rareist yugioh card ever made is a card called tyler the great warrior. there is only one made in the entire world! go to this site to read up on the details see below
there is not really a "most powerful" card in yugioh. it all depends on the circumstance and how you use it.
16,209$ it known today to be most rarest card of all time.
P247JJMMXP is the rarest
The rarest Pokemon card of 2008 is a card named POKEMON ILLUSTRATER. This card is worth $5,000 easy.
1st one