special foils currently trade at $50$200 , which can mask the underlying nonfoil market
Based on the latest market prices tracked on TCG Stacked, Drove of Elves is worth about $0.58 USD
Ultimately, lending support to a character wont be a strong enough pull to add this card to your deck
It's more likely that after a few years of declining profits, we'd start to see layoffs at Wizards supporting R&D is expensivewhich would mean fewer new Magic cards and products (somewhat ironically creating a self-fulfilling prophecy, since less products would mean less reprints, driving up prices on cards even more and making fake cards even more appealing) until eventually Wizards just shuts its doors and Magic becomes a dead game
Ramp is great and this effect is unique at a measly one mana, so it doesn't surprise me that it's nearing $10, jokes aside
Pokmon has a long history of releasing special cards, usually in response to an event or tournament, which become incredibly collectible over time