3 BOX FACTORY SEALED CASE. The item "2013 Magic the Gathering (MTG) Modern Masters Factory Sealed 3 Box Booster Case" is in sale since Sunday, April 15, 2018. This item is in the category "Toys & Hobbies\Collectible Card Games\Magic\ The Gathering\MTG Sealed Booster Packs". The seller is "sportscardsetcpgh" and is located in McKees Rocks, Pennsylvania. This item can be shipped worldwide.