The November 6 set has over 135 cards, while its deep-blue ETB includes a Kyogre Illustration Rare promo; prerelease events run October 24–November 1.
The 135-plus-card expansion features more than 35 special-illustration cards, led by Mega Rayquaza ex alongside Mega Golurk, Malamar and Golisopod ex.
The 140-plus-card English set launches November 6 after October 24–November 1 prereleases, combining Storm Emeralda, MEGA Starter Deck cards and unreleased Gym promos.
The 135-plus-card expansion launches November 6, led by Mega Rayquaza ex and a new Legendary Stadium mechanic whose two-card halves appear together in booster packs.
The expansion contains over 135 cards, including 35-plus special illustrations, and is led by Mega Rayquaza ex alongside Mega Golurk, Malamar and Golisopod ex cards.
The new Mega Rayquaza ex SIR draws mixed reactions as the author argues dense, textured chase-card art—also seen on Mega Darkrai ex—is becoming visually repetitive.
Mega Rayquaza ex’s SAR is Kazuki Minami’s first published card after jointly winning the 2024 Illustration Contest with a sleepy Pikachu design; Japanese Storm Emeralda openings exposed the artwork early.
Four Mega Rayquaza ex rarities—including an expected top-chase SIR—are previewed before Delta Reign arrives November 6; Japan’s Storm Emeralda releases July 31.
Storm Emeralda launches July 31, three months before Delta Reign on November 6. After Mega Darkrai ex fell from roughly $500 following its Japanese debut, collectors are advised to avoid first-week prices.
Mega Rayquaza ex headlines the Japanese set launching July 31, with its cards reaching English’s Delta Reign on November 6. The set introduces two-part Legendary Stadium cards.