mtg exile cards from the top of your library until Can be cast during any turn? Exile our opponents libraries for

Will we see discard decks reign supreme

Unearth does that work, though

While Subtletys ability is by far the weakest, countering spells for free is always good, even if it will likely just go on top of your foes library

For each nonland card milled this way, you lose 1 life and a rad counter." Chris Mooney developed the details of rad counters to make you lose life in a non-deterministic way

If your opponent destroys the permanent you are trying to enchant, you end up losing two cards to their one removal spell

Commander Commander (CTRL to add secondary) Copy Sandstorm Crasher Trample You may exert this creature as it attacks