This card is rare to see in auction sales, but it was spotted in a 2020 eBay auction with a final price of $150,000, with another selling for even more $175,000 in a 2023 Heritage Auctions sale
In multiplayer you could do that once on your turn with firebending, and then the others, then flip him next turn after getting your swing on and dropping cost, and then again on your next one too
Understanding Pokemon Card Rarity symbols can be complicated, not only because Nintendo have never seemed to explain it efficiently, but because theres a handful of symbols to understand and it can get confusing
While you can find these in Collector Boosters in an extended-art version as well, these cards aren't found in the Innistrad: Crimson Vow Commander decks
Other than violently stripping your opponents lands, you could instead look at Flametongue Kavu, Pyrogoyf, Inferno Titan and the like, and play a lot of haste enablers
What do the format rules mean when they list legal sets? In MTG, a set refers to a collection of cards that are published by WOTC