The Pokémon Mega Dream EX set (which, along with the cards from the Mega Start Deck 100, makes up the Western set Heroic Ascent, set code M2a) is a special set that reintroduces Mega Attack cards, which had not been present in the collectible card game since the XY era (2014).
In total, the set contains 250 cards, divided as follows: - 193 regular set; - 57 secret rare.
The set was released in Japan in November 2025, and the most sought-after cards are:
Mega Dragonite EX Gold
Mega Gengar EX Alternative Art
Mega Dragonite EX Alternative Art
Team Rocket's Mewtwo EX Alternative Art
Each box contains 10 booster packs with 10 cards each.
