That being said, however, recent statements from Hasbro CEO Chris Cocks heavily imply that Wizards is working on implementing the format
That of course means there are plenty that I left off
"Mill" is a colloquial term that originates from the card Millstone, used here to mean "putting the top cards of a player's library into his or her graveyard." For example, you could say, "In the finals of the Pro Tour Qualifier, Herbert cast Tome Scour to mill away my final five cards, dashing my chances of playing on the Pro Tour." There are many players who will play with Tome Scour in their decks
Black isn't exactly the color of enchantment removal, so what's a swamp player to do once this game-stopping-4-casting-cost hoser hits the table, rendering all cards Specter, Juzam, Dauthi, Sengir, and Zombie completely useless
The Sultai side of the Siege has that text, but no one has rushed to play it, and its Temur side is even less appealing