We covered this in depth in our card rarity and value guide
That said, understanding what drives values at the top helps collectors review opportunities at every price point
Many players and LGSs didn't understand that there was a significant different between the formerly successful Jumpstart products and these Standard-adjacent releases that used the same name, and so many players and stores got caught with excess product after players realized the packs weren't as good
As a matter of fact, the only deck in Vintage that could probably handle having one or two lands that enter the battle field tapped would be Landstill
Does it generate value immediately, enable a combo line, or give you strong inevitability
This division, though, didn't make a clear decision as to which color was supposed to get the Keldon Warlord ability