Null

"Null" is an Attribute given to Monster cards, it is currently unique to "Gemclone" cards.

List of Sets containing Null Cards

 * D Special Series 3: Golden Buddy Champion Box
 * D Booster Set 4: Shine! Super Sun Dragon!!

Size 0

 * Fake Replica Weapon, Gemclone
 * Gemclone "Variable Bit"

Size 3

 * Gemclone, "Origin Breaker!"