Magic: The Gathering - Modern Horizons 3 Collector Booster Collector Booster. Modern Horizons 3 follows in the footsteps of its predecessor releases, bringing new-to-Magic cards to Modern alongside exciting reprints. Introducing a heaping helping of exciting cards for Modern, one of Magic’s most celebrated formats. What's Included: 15 Magic: The Gathering cards Up to 2 Foil-Etched cards 10-12 Traditional Foil cards 5 Cards rarity Rare or higher 3-5 Uncommon cards 4-6 Common cards 1 Land card Serialized card in <1% of boosters Collector Boosters for Modern Horizons 3 bring the heat you’ve been waiting for. Every pack contains 7 alt-frame cards and a total of 10–12 Traditional Foil cards, plus the possibility of Foil-Etched cards, a Textured Foil card, or a foil Serialized card (found in <1% of boosters). This Modern Horizons 3 Collector Booster contains 15 Magic: The Gathering cards and 1 Traditional Foil Double-Sided Token. Every pack includes 5 cards of rarity Rare or higher and 3–5 Uncommon, 4–6 Common, and 1 Full-Art Eldrazi Basic Land cards. Found only in Collector Boosters, Serialized cards are always in English but can be opened in boosters of any language. They are mechanically identical to their non-serialized counterparts.