Heed the Mists

The gamble is the whole point. You pay full price up front and discover the payout only when the top card flips: a land mills for nothing and you have spent five mana to draw zero, while a fatty off the top hands you a fistful of cards. This is variance-as-design, a draw spell whose yield you have engineered through deckbuilding rather than read off the card. Build a deck stuffed with cheap spells and you are paying a premium for a coin flip that often comes up a single card; load the library with expensive payoffs and the same spell becomes a refill engine that can crack open three, four, five cards in one casting. It is the inverse of the safe cantrip: instead of a guaranteed small return, it offers a wide distribution centered on whatever your curve makes likely. The Arcane tag ties it to the splice mechanics of its era, letting it ride alongside other instants and sorceries rather than stand alone, which softens the all-or-nothing feel by giving the cast more to do. As a card-advantage tool it asks a harder question than most: not "how much do I draw" but "what does my deck believe the top of my library looks like," and the answer is entirely on the builder, not the spell.