Additionally, be cautious with cards that feature delicate foil accents, and if polish dries on a card, apply more polish gently rather than scratching it off, which can remove the dried polish without damaging the card
Dog in the Alley Inked Horror MTG Size 100 Textured Matte Trading Card Sleeves (FN177S) $14.99 Pack of 100 original trading card protective sleeves
These hurt your foes in similar ways to helping you
Then theres the support cards in my day this was the likes of Shaymin ex but I havent played in a while so Im not even sure if thats legal any more which either help you draw, or otherwise facilitate, your strategy
They also ready any exerted cards, which is done by turning them from side facing to upright
Easily one of the most vital aspects