But, even in this case, you can't sell these cards
I saw a great puzzle where you had to use the Command to discard one of your own things to pump up Tarmogoyfs for the win
While this obviously pairs up well in most high-toughness matters decks, such as Doran, the Siege Tower, this card still will be a great curve-topper for almost any green deck with huge creatures and a decent amount of mana ramp
However, milling is an additional win-condition that can be achieved by reducing your opponent's library to zero, making them unable to draw a card on their upkeep and thus losing the game
Dina, Soul Steeper Dina, Soul Steeper offers you two aspects to build around, and in a 2-mana package to boot
Even if you run out of lands, this card provides plenty of value once it hits the battlefield