Your hit in a deck with lots of fast mana and card draw will likely be better than if you target a player that was playing a boxed precon - but youre equally likely to just run into a counterspell (with no target), a combo piece that does nothing for you, or a card thats straight up worse than what you initially cast
CC - Conversion 2 Effect: Change Porygon's Resistance to a type of your choice other than Colorless
You might even discover cards from the first-ever Japan Showcase
Of course, since youre making Treasure tokens, it never hurts to run Academy Manufactor, Xorn, or even Descent into Avernus
2 Rayquaza Ex (Ultra Rare) $249.77 The Top Natural Dragon Rayquaza boasts the most expensive card for a Dragon-type Pokemon in this set of the same name, as this valuable Rayquaza card stands out as one of the Legendary's most stunning depictions
Your opponent will have to counter the free spell too in order to nullify both, or play something like a Trickbind to prevent the cascade ability