If you need to store graded Pokmon cards, you can start with Resealable Graded Card Sleeves to keep the slabs free of scratches
Players can simply insert Mew ex into their decks and deploy it if coming up against a Mewtwo ex, removing its previously straightforward means of victory and, at the very least, allowing for a more dynamic match
#2 Fangkeepers FamiliarFangkeepers Familiar Fangkeepers FamiliarFangkeepers Familiar is Mystic SnakeMystic Snake but different
Corners From Base Set to recent Scarlet & Violet prints, corner sharpness varies widely
Special Summon 1 Level 4 monster from your Deck, but that monster cannot attack this turn
Even in this set, it's going to be very difficult to get enough legendaries to go off with this, and in the meantime you have a land that is actively bad for your mana base