You can tell if they are rare or not by researching or looking at Internet sights that have valid information, or by looking for the actual yu-gi-oh! website and looking at the FAQ's that they have on their website. There is one more way yo...
http://wiki.answers.com/Q/A+list+of+rare+yugioh+5ds+car...
First of all-don't waste your money on Exodia or the god cards. Exodia comes by very rarely and those decks don't win often. The gods are forbidden from all gameplay, too. I would suggest buying him an Arcana Lockdown Deck. Here's a list th...
http://answers.yahoo.com/question/index?qid=20081012051...
There are several ways to identify a fake card:・ 1. Real cards have a square hologram in the bottom right corner of the card. The hologram has the Eye ... ・ 2. The corner hologram should be so thin that you cannot feel it if you run your fi...
http://answers.yahoo.com/question/index?qid=20091030155...
so rare that even the creators cant find them
http://wiki.answers.com/Q/Which+ghost+rare+card+yugioh+...
An Ultra Rare card is identified by having a gold card name and a holofoil image. ChaCha again soon!
http://www.chacha.com/question/how-are-ultra-rare-yugio...
A Secret Rare card is identified by having a silver card name and the image has a unique holofoil known as a parallel holofoil.
http://www.chacha.com/topic/yugioh-cards/how-are-secret...
・ 1) Cyber Harpie Lady: You can find it at starter deck common ・ 2) Altered Wing Kuriboh: ??? Lv 10??? You can find it rare. Even the ultra rare however is not very hard ... ・ 3) Elemental Hero Wildedge: You find it even normal rare: DR0...
http://answers.yahoo.com/question/index?qid=20081130100...