cool porygon pokemon card value Japanese【Cool Porygon】No.137 CD Promo Holo Rare Old Back Nintendo Perfect for collectors and enthusiasts. Porygon-Z 050/066 R Holo Future

It makes the games take forever

I believe it was one of the strongest cards of the Base/Neo meta in 2000

Then cast them with the mad mana making of #1

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The biggest upside compared to other, more specific answers is that its rarely a dead card

It seems like a player has a certain card or strategy in their GY when they do not