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Although not all cards are valued at quite that much, it still shows that there is a player-based market involving hundreds of millions (according to reddit, almost 3 billion) dollars worth of cards

When you do so, they are much better than most mana rocks for casting multiple spells

Note: even though this is not a Voltron deck, that doesn't mean we can't suit Nahiri up as an alternate win condition

And they do a pretty good job at it, too

Lands Lands represent the locations you control, and which you draw magical energy (mana) from

Jumpluff - This is but one Pokemon card in the new Lost March deck (the others being Hoppip, Skiploom, Xatu, and Trumbeak), which is unsettlingly reminiscent of the way-too-strong Night March deck that reached oppressive dominance during the XY era