What exactly makes for a banned card varies from TCG to TCG, but card advantage is by far the most common reason in Yu-Gi-Oh
Notice the lack of the blue crystals that Dragonair possesses, the fins instead of wings on the side of its head, and the small notch on its forehead instead of the horn
If multiple effects say that a creature doesnt untap during its controllers next untap step, those effects all apply during one untap step
Second, it has the signature of famed voice actor, Masakazu Morita, and third, it is hands-down one of the best cards in the set competitively speaking
However, I'm a little disappointed that it's another Charizard chase and another Charizard-focused set
These are cards that have only been printed in 1993 and 1994 for the Alpha, Beta, and Unlimited sets and are considered some of the most powerful cards in the history of Magic: The Gathering