http://www.starcitygames.com/php/news/expandnews.php?Article=5863 Quote Goblin Charbelcher
They've already been rolling out proposed combo decks in the younger formats, and Mishra's Workshop players are happily testing this alternate kill with their decks that sport just a handful of Mountains. There is actually a Type I deck, though, that can easily manipulate its library to leave just a single land or even a single Mountain inside. It's Deck Parfait, and I defer to the creator himself...