You could make a pretty standard +1/+1 counter deck, or go the opposite route with -1/-1 counters
2-card Collector Booster Sample Pack (contains 1 Traditional Foil or nonfoil special treatment card of rarity Rare or higher and 1 Traditional Foil alt-border Uncommon card)
For a set that collectors often discover through Charizard or Mewtwo, Gengar is consistently the card that surprises them on the secondary market
Not to mention, you might have a local hobby shop that is trading the collectible items
Magic: The Gathering , Magic , Innistrad, New Capenna, Kamigawa, Dominaria, The Brothers' War, Phyrexia, Eldraine, and Ixalan are property of Wizards of the Coast LLC in the USA and other countries
8 Spark Double Spark Double was one of the first clones that could copy legends without repercussions