Urza's Legacy booster pack contains 15 cards per pack. Distribution is 1 rare, 3 uncommons, and 11 commons. Foils occurred in their rarity slots (common foil in a common slot) in every 12 boosters for common foils, in every 20 boosters for uncommons, and in every 40 boosters for rares. Released in 1999, Urza's Legacy is the second set in the Urza's Saga or Artifacts block. The set contains 143 black-bordered cards (44 rare, 44 uncommon, and 55 commons).