what is the 2nd most expensive pokemon card Top 50+ rare Pokémon cards of all time World's most expensive Pokémon card?

From the ad on pokemonTCG.com, looks HGSS-on

With the borderless, Cosmic Foil variant of The Mind Stone being present in less than 1% of Collector Booster packs, there simply isnt enough sales data for it to appear here

You can then return the card from your graveyard to your hand, or craft it to become Wretched Bonemass which is a Soulflayer-like card

1 Modern Horizons 3 Commander card from among the following (Disa the Restless/Omo, Queen of Vesuva/Satya, Aetherflux Genius/Ulalek, Fused Atrocity/Azlask, the Swelling Scourge/Cayth, Famed Mechanist/Coram, the Undertaker/Jyoti, Moag Ancient) may replace a card of any rarity in Modern Horizons 3 limited packs at a rate of approximately 1:21

The sheer potential for Guardian Project to turn each creature in your Commander deck into a cantrip is strong enough to place it on this list, but Guardian Project is held back by everything else