Legendary permanents are subject to whats called The Legend Rule. If you control two or more legendary permanents with the exact same name, you must choose one to keep and the rest are put into the graveyard
The first-place card has a gold border, the second has a silver border, and the third- and fourth-place cards have bronze borders
Threshold Whenever you attack with one or more Rats, if there are seven or more cards in your graveyard, you may pay
This means one white dot on the corner in most cases will make it a 9 when everything else is perfect about the card
We also have to keep in mind that deluxe boosters will have cards from every previous set up to Wisdom of Sea and Sky, which means there are potentially 80 different ex cards you can pull from any given pack
Have you ever made a deck that has played similar to this one