POP Series 7

Pokémon POP Series 7 was the seventh series of Special Edition sets released by Nintendo which featured Pokémon cards. It was released on March 18th, 2005 and featured the first cards of the Delta Species, a hybrid population of common Pokémon changed into new species by the effect of a mysterious energy. Delta Species Pokémon are identifiable by their angled Pokédex markings and have special Poké-Powers that put them in a class by themselves.

POP Series 7 also marked the introduction of a new type of card called Pokémon ex, denoted by a bronze border. Pokémon ex were not only stronger than the usual cards but also featured a special rule called the Knock Out Rule in which when a Pokémon ex was Knocked Out, the opponent would take 2 prize cards instead of the usual one, making them even more powerful.

The set includes cards from the Ruby and Sapphire Ramples, such as Blaziken, Gardevoir, Flygon, Swampert, and Rayquaza. It also includes cards from previous expansions such as Magby, Houndoom, Jirachi, Articuno, Glalie, and Latias. The set comes with several promo cards, including Mew, PCG-P Promo Blastoise, Tyranitar-EX, and PCG-P Promo Latios.

POP Series 7 was the first set to include a new type of Pokémon which are commonly known as Delta Species Pokémon. These cards featured a unique angled Pokédex marking, which was later included in the EX: Legend Maker set. The set also featured several shiny Pokémon, which included Glalie, Houndoom, Metagross and Rayquaza. The set also included the first cards to feature a Mega Evolution Pokémon, Mega Lucario-EX.