Each pack contains 12 Magic cards, including 1 Mystical Archive card (Uncommon, Rare, or Mythic Rare), 1 Lesson card (Common, Uncommon, Rare, or Mythic Rare), 1 Rare or Mythic Rare, 1 foil of any rarity, 1 Wild Card of any rarity, 6 assorted Commons or Uncommons that are thematically connected (with Commons connected to other Commons and Uncommons connected to other Uncommons), and 1 Land cardplus 1 Art Card and 1 Ad/Token or special card from Magic 's history (a card from "The List")
Emerge [cost] means You may cast this spell by paying [cost] and sacrificing a creature rather than paying its mana cost and If you chose to pay this spells emerge cost, its total cost is reduced by an amount of generic mana equal to the sacrificed creatures converted mana cost." Paying a cards emerge cost follows the rules for paying alternative costs in rules 601.2b and 601.2fh
Welcome to the Top Ten List
I have a murky history with the practice
Lets get a shovel and find out