Until next time, stay brilliant and multicolored.
Like most Magic: The Gathering cards, the value of One Ring to Rule Them All depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (The Lord of the Rings: Tales of Middle-earth)
The ability to consistently play more lands than your opponents is a huge advantage, especially once you have Winter Orb in play
If you want professionalism mixed with the rare qualities of humility and kindness then you want Ed and his team on your side
I try to be as objective as possible when I choose what counts as an alternate win condition in Magic
With this in mind, I sent a message to BL to try to find out what makes this market work