Its always beneficial to have choices, and Deeproot Elite gives you much more control than Metallic Mimic does
Eldlich is an incredible control deck archetype that lets players lockout their opponents moves with Eldlich the Golden Lords card effect, which can send itself to the graveyard and revive itself repeatedly to destroy cards on the opponents side of the field
aetsen May 20, 2017, 12:02am 10 Here is a good example
Other popular damage doublers include Furnace of Rath, Dictate of the Twin Gods, Fiendish Duo, and Fiery Emancipation/City on Fire as damage triplers
The cards are milled all at once, which means abilities that trigger "whenever one or more nonland cards are milled" will trigger exactly once as long as at least one nonland card was milled
The two-mana discount has the potential to make a spell free if it only has a two-mana casting cost since Doc Aurlock will discount the entire cost