pokemon cards heartgold and soulsilver Switch (102/123) - ART WORK MAY DIFFER FROM PICTURE Pokemon Card HeartGold SoulSilver HS
Description
You then draw seven more cards

And Lotus Petal showed that even making a single extra mana for free is pretty bonkers
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These are available as Full art Pokemon and Full art Supporters and have the lowest pull rates in packs, making them quite scarce

Looks like one recently sold for $1,875 USD
