Format shifts, tournament results, and the occasional move nobody saw coming can push a card from a forgotten bulk rare to a forty-dollar cash grab before most players even notice it's happened
Unlike the Vampire cards, the printed Fourth Edition cards were never officially published, allegedly because both companies had a dispute with each other
Just make sure you keep an eye on your opponent's board -- you could easily become overrun by your opponent's Creatures as you're grinding incremental value with Deep Sight copies
No matter how secure a building is, there are always two ways to get the information it holds: through the plumbing or through the trash
Its the kind of deck that has so many possible builds, you could easily go crazy trying to find them all yourself
FromTheShire: I think the utility of exiling a true problem is often worth them drawing a card