Collection: Delta Species

EX: Delta Species is the 11th expansion in the Pokémon TCG's EX series, released on October 31, 2005, with 114 cards (113 numbered, 1 secret rare Azumarill). Set in the fictional research city of Holon, it introduces Δ Delta Species Pokémon—alternate-type variants like Metal/Fire Tyranitar and Metal/Lightning Dragonite—affected by electromagnetic waves from a failed experiment. The set features new gameplay elements such as Holon Supporter cards, Holon's Pokémon that double as Special Energy, and the Holon Research Tower Stadium, which allows basic Energy on Delta Species Pokémon to count as Metal Energy.