Delta Reign

Delta Reign is the sixth English-language set in the Mega Evolution series, going on sale on 6 November 2026. Mega Rayquaza returns to the card game for the first time since the XY - Ancient Origins set, and with it four Mega Evolution Pokémon ex: Mega Rayquaza ex, Mega Golurk ex, Mega Malamar ex and Mega Golisopod ex. The set introduces a new Legendary Stadium mechanic that combines two Stadium cards into one extended illustration, and its contents include 6 Stadium cards forming three Legendary Stadiums, 14 illustration rare Pokémon, 17 ultra rare cards and 6 special illustration rare cards.