24 PacksThe Dark Neostorm booster set contains 100 cards: 48 Commons 20 Rares 14 Super Rares 10 Ultra Rares 8 Secret Rares Forget about April showers, the real storm is brewing May 3rd, the official release date of Dark Neostorm, the last 100-card booster set of the 2018-2019 Dueling season.