A lot of things in cube are cheap and there are plenty of duals without basic land types
It can do work in High CMC Matters decks like Jodah, Archmage Eternal that can regularly flip a Time Stretch or whatever, but those decks would rather just run another card that can cheat these game-winning haymakers into play, not cast a less impactful burn spell
Its off to eBay we go to find the most valuable error Pokemon cards
Later in the game, you can have a greater toolbox, with different exiled creatures that can provide card draw, bounce, removal, or just size
Pull Rate Reality The key distinction is any premium hit versus one exact card
Remarkably this has led to a very large secondary market where people buy and sell the individual cards on ebay.com and tcgplayer.com), and there are websites such as mtgstocks.com to track the prices over time