[2] Specifically, each Japanese booster box is guaranteed to contain 1 Super Rare card (including Ultra Rares and Special Art Rares), 3 to 4 Art Rares, and 4 Double Rares
(There are various different sellers who have card-cleaing solutions available, make suure you buy from a trusted seller) Gently rub the cloth in a circular motion over the surface of the card, making sure to avoid the edges and corners
Twilight Masquerade hit shelves on May 24, 2024, making this card a relatively new card in the face of 30 years of Pokmon
For red, you can possibly rely on redirect spells, as mentioned in the Knowing How to Build a Commander Deck Will Require All Kinds of Removal section
The more you get, the more abilities Rex comes into play with, and you're almost always up cards in the exchange