Future bulk rare, but with the potential for awesome Travis Woo style mind games
Yes, since emerge casts the card, effects can reduce the cost of cards you cast
In fact, of the 50 most expensive (non-Standard) cards in the Modern format, 38 have already been reprinted in Masters sets (or, in rare cases, other supplemental products) at least once, and this 76% reprint rate will likely increase as Masters 25 spoilers roll out starting tomorrow
Arvin (Obsidian Flames) ~$5 Arvin's popularity both competitively and from the Scarlet & Violet games pushes his card's value up
Sadly, this isnt a great payoff for a 9-mana investment that, to begin with, requires your opponents to have targetable creatures for you to tap down
Additionally, you can open special dragonscale foil versions of these fetch lands in Collector Boosters, each with different artwork than their non-foil and traditional foil counterparts