The card you cast may be one you just put into the graveyard with surveil or one already in the graveyard
They work against mill in a similar fashion: Shuffling your library back into your deck against a mill deck is equivalent to resetting your life total to 20, 40, or whatever against a more standard Magic deck attacking your life total
Calculating a price for CGC 10 and SGC 10 grades
Theres also Panharmonicon, which can double some of those cards enter-the-battlefield effects, and Enlightened Tutor, which can grab both of them
, Remove any number of storage counters from this land: Add for each storage counter removed this way
Amarant Coral Aggro often suffers in Commander because you need to beat up three players, but Amarant Coral finds an elegant solution: It punches all of your opponents equally, and it benefits handsomely from any form of damage doubling and the like