Oddly, our losses had one thing in common: they were both Arbor Elf / Utopia Sprawl decks, which seems like really difficult matchups for Mono-White Taxes since our opponents can make so much mana that our Thalia, Guardian of Thraben and Vryn Wingmare aren't all that effective
Once you get a few of these pieces on the battlefield, the value starts stacking up fast
When you start to argue to add kindred and a creature type to more and more spells, the more it feels like you need it on anything related to a creature type
Iconic cards provide ultra-rare, chase cards for high-end collectors
After a Standard sets release, foil versions of the unplayed commons and uncommons rarely rise above the price of their other printings
All in all, its a solid green card with a late-game bonus, but it probably wont keep the price unless someone finds a good way to crack it