While this is known as a Zeraora-focused set, the truth is that the chase card became Lugia due to higher interest in this Pokmon
Its also in the right colors since Simic is the king of card draw
In commemoration, Konami made their 10,000th card an effect card called the Ten Thousand Dragon
On the negative side, Rayquaza couldn't keep itself in the triple digits, as this card toppled from its high of about $125 to its current value, which is still respectable
This simultaneously makes creatures with this ability powerful attackers and blockers, as it is often just as disadvantageous to block such a creature as it is to attack into it
Chong said the more standard method is to buy, sell and trade Pokemon cards to slowly increase the value of the set you already have