
Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana valuemana valueThe total amount of mana in a card's cost, ignoring colour. A card costing has mana value 4. X counts as 0 except on the stack.. You may cast a spell with mana valuemana valueThe total amount of mana in a card's cost, ignoring colour. A card costing
has mana value 4. X counts as 0 except on the stack. X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order.
Hover an underlined rule to see what it means.
Read from the rules text. A card that enables a keyword makes or is the thing; a card that rewards it gets better when you have it. Two cards interact when one enables what the other rewards.