up card sleeves Ultra Pro Extra Thick for Cards to 100pt : Toys & Games no PVC. Ultra Pro Card Sleeves: Solid

I personally would not buy from ebay sellers from China, especially the ones with a low amount of feedback, stock photos and lower prices

The most obvious target would be extra combat spells, especially if you've adding on some mana generators from attacking (various treasure generators, Neheb, some dragons)

You can find fan favorites such as Exodia , Dark Magician , and Dark Magician Girl

Although two can be used in a single turn, it is not advised, as the player may end up with the first card they switched out

However, Scarlet & Violet Paldean Fates does have booster bundles that do not include a promo card

But then Yugi taught her about the Heart of the Cards, and the rest was history