Because this card was awarded as a prize and there are so few in existence, the $20k - $30k value seems well-justified
Lastly, it has a special fountain pen symbol located at the lower right of the text box
The problem continues because even if you do get to remove the card, it returns your card tapped
[c]City of Brass[/c], [c]Mana Confluence[/c], [c]Exotic Orchard[/c], [c]Forbidden Orchard[/c], and [c]Gemstone Caverns[/c]: are all functionally similar to [c]Command Tower[/c], only they come with slight downsides and restrictions
Besides being an enchantment, Fable of the Mirror-Breaker helps this deck so much by generating Treasure tokens, filtering your draws, and mainly copying your big summons like Summon: Knights of Round and Summon: Bahamut
I've actually seen this happen in a game