
Whenever you scryscryLook at that many cards from the top of your library, then put any number on the bottom and the rest back on top in any order., the next instant or sorcery spell you cast this turn costs less to cast, where X is the number of cards looked at while scrying this way.
+2: Draw a card, then scryscryLook at that many cards from the top of your library, then put any number on the bottom and the rest back on top in any order. 2.
−3: Exile the top card of your library. Create a number of 1/1 blue Faerie Dragon creature tokens with flying equal to that card'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..
Elminster can be your commander.
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.