This is a Wizards of the Coast WOCd17910000-S March of the Machine 15-Card Collector's Booster Pack.
Each Collector Booster contains 15 Magic: The Gathering cards and 1 Traditional Foil double-sided token, with a combination of 5 cards of rarity Rare or higher and 4 Uncommon, 5 Common, and 1 Land cards. Every pack contains a total of 10–12 Traditional Foil cards.
Contents:
• 15 Magic cards + 1 foil token in each booster
• 1–3 Extended-Art cards and a legion of other special treatments in every pack
• 5 cards of rarity Rare or higher in every pack
• 10–12 Traditional Foil cards in every pack
• Battle the Machine Legion as Phyrexians invade planes across the Multiverse
