Each March of the Machine Set Booster contains 12 Magic cards, 1 Art Card, and 1 token/ad card, Helper card. Every pack includes a combination of 15 card(s) of rarity Rare or higher, and 38 Uncommon, 27 Common, and 1 Land cards. 1 nonArt Card and nonLand card of any rarity is foil. Traditional Foil Borderless Mythic Planeswalker in <1% of boosters. Foil-Stamped Signature Art Card replaces Art Card in 10% of boosters.