Each box of Breakers of Shadow Special Edition comes with 3 booster packs of Breakers of Shadow, plus 1 of 2 foil version preview cards from the Spring 2016 booster PLUS 1 of 2 Super Rare variant cards!

Breakers of Shadow includes brand-new support cards for the legendary warrior Buster Blader, plus exciting new Deck themes like the Shiranui, Twilight Ninjas, and Dinomists! In addition to several brand-new themes, plus cards for other popular themes like Melodious, Goyo, Majespecter, Odd-Eyes, Performapal, and Kozmo, Duelists are also guaranteed one of two Super Rare variant cards in each Special Edition box, plus 1 of 2 foil preview cards from the Spring 2016 booster!

With two guaranteed Super Rare cards in each Special Edition box, plus the 27 cards from the 3 booster packs, Duelists can power up their Decks for less than it would cost to buy 3 individual booster packs!

Each Breakers of Shadow Special Edition contains: 3 Breakers of Shadow Booster Packs, 1 of 2 Super Rare variant cards, and 1 of 2 foil preview cards from the Spring 2016 booster set.

CONFIGURATION:
3 Packs, 1 Super Rare, 1 preview card per Deck
10 Decks per Display
120 Decks per Case

Note:
The Promos are:
2 former NA exclusive promos: “Beast-Eyes Pendulum Dragon” and “Number 23: Lancelot, Dark Knight of the Underworld”
2 Preview Cards from the next Booster

Source