Anytime one or more cards get exiled from the field/ or graveyard during your turn, you draw one card and lose one life
Mana Drain is the most powerful hard counter ever printed without an alternative cost, and became strictly better than Counterspell once the mana burn was eliminated in the Magic 2010 rule changes
Its a bit better than that, and it subtly gives some hate to the decks that revolve around interactions with tokens like Treasure tokens, or even Clue tokens
So yes, Etali, Primal Conqueror is an extremely good pay off in the command zone for decks that win with Food Chain, if you can keep casting a creature such as Squee, the Immortal from exile to generate 10 million mana or something
There are a number of styles out there that folks are playing, but away from the competitive Constructed tables, what is the best
Read More: Everything You Need To Know To Get Into Magic: The Gathering s Final Fantasy Set Players will then be given a set amount of time to open the boosters and build a limited, 40-card deck using the cards from those packs