pokemon booster box under $60 Pokémon TCG Chaos Rising Case ME04 – Chaos Rising Expansion Set, Trading Card Game Sealed Case of Booster Boxes, Collectible Pokémon Cards Welcome to the land of Kitakami—a festival of mischief and mystery! Pokémon TCG: Scarlet & Violet-Prismatic

You're not laminating a printout you're holding a card worth keeping

In that case, you can technically get away with making an electric deck that doesn't feature any EX Pokmon since the beginner and intermediate phases do not utilize any EX cards either

If you have better dual lands (anything from Polluted Delta to Watery Grave to Drowned Catacomb to Clearwater Pathway), adding them to the deck over the current duals (starting with Temple of Deceit and Choked Estuary) will improve the deck, although I probably wouldn't run out and spend hundreds of dollars on lands just to upgrade Dimir Thieves

If you need a graded slab specifically, message the store before ordering and well check backroom stock