deck yugioh pro Yugi's Most Iconic (by Card Usage in the Anime) : r/yugioh are 50 Ultra Rare Cards My Jaden Elemental HERO Yugioh

That could give you the ability to cast the spell Synchro Blast Wave , destroying an opponents monster and gives Nitro Warrior 1000 extra attack points

Fishkill Saturday Sportscard and Memorabilia Show, Trinity Episcopal Church, 5 Elm St

This card is pretty average overall, I probably wouldn't use this line of Pokemon in my deck, but if I were to I would use a 4-3-2 or 3-3-2 line of Vanillite, Vanillish, and Vanilluxe

Advantages include accessibility (no need for rare singles), affordability compared to custom decks, and inclusivity for all ages

And what the heck is "shadowless"

Set up a legitimate business, get an EIN and a state resale certificate, then apply to sell as a retailer through a distributor or marketplace