form of Supporter cards, all of which require a card to be discarded in order for them to be used, and Holon's Pokémon, which can be used as either Pokémon or as Energy cards. EX Legend Maker EX Legend Maker, released in February 2006, is the 28th set of 92 cards in the Pokémon Trading Card Game and the 12th set released by Pokémon USA. The set, which in Japan was named "Eidolon Forest", is set in a forest in the middle of nowhere. Its symbol is a stylized forest, a white egg-shaped area with three black acute isosceles triangles. It received the name Legend Maker due to the inclusion of Mew. Due to a mix-up with translations, this was supposed to be released before EX Delta Species, but was delayed until February 2006 in English-language territories. This is considered by many to be a very good set, for several reasons – possibly for its similarity with Jungle and Fossil original expansions, or possibly for its exclusion of the complicated Delta Species Pokémon. EX Holon Phantoms EX Holon Phantoms, released in May 2006, is the 29th set of cards in the Pokémon Trading Card Game and the 13th set released by Pokémon USA. Its symbol is the Holon symbol, with three triangles around the sides. The set, which in Japan was named "Holon Phantom", is set in an undeveloped area of Holon. It marks the return of Delta Species Pokémon, after they debuted in EX Delta Species. This set contains 110 Cards in total. This set included cards such as Sharpedo, Nosepass, Torchic, and others that are selectively stamped with the EX Holon Phantoms logo. The back of the cards from this set also have a lighter back than other sets. EX Crystal Guardians EX Crystal Guardians, released in July 2006, is the 30th set of cards in the Pokémon Trading Card Game and the 14th set released by Pokémon USA. Its symbol is a sliver of a crystal. 100 cards are included in this set release. EX Dragon Frontiers EX Dragon Frontiers, released in November 2006, is the 31st set of cards in the Pokémon Trading Card Game and the 15th set released by Pokémon USA. Its symbol is a pair of black mountains on a circular white background. It is a set of 101 cards. The set is based on an unknown set of islands far away, inhabited