Title: List of Pokémon Trading Card Game sets
Content:  This is a list of Pokémon Trading Card Game sets which is a collectible card game first released in Japan in 1996. As of September 2017, there were 74 card sets released in America and 68 in Japan. Collectively, there are 6,959 cards in the Japanese sets and 9,110 cards in the English sets. The large difference stems from non-holofoil duplicates of rare cards included in English sets that are not printed in Japanese sets. As of March 2017, 23.6 billion cards had been shipped worldwide. The sets are generally broken into two lists: one for the first line of Wizards of the Coast cards and the second after Nintendo's acquisition of the card game after Wizards.
Title: Pokémon Trading Card Game
Content:  (depicted by a star in the bottom corner). Japanese cards use letters instead of shapes to represent rarities. From lowest to highest rarity, cards can be rated C, U, R, RR, SR, and UR. In a single pack of cards in the United States, a consumer can expect to get 10 cards total. They are guaranteed five common Pokémon cards, three uncommon cards, a reverse holographic card of any rarity, and a rare card or rarer. Some rare cards can be rarer than others. Typically, these cards have art that covers the whole card (known as a full art card) or 
Title: Pokémon Trading Card Game
Content:  main categories of Energy cards: Basic Energy and Special Energy. The nine different Basic Energy types, which correspond to Pokémon card types, are Grass, Fire, Water, Lightning, Psychic, Fighting, Darkness, Metal, and Fairy. Two additional types, Dragon and Colorless, do not have their Energy cards and instead use other types of Energy. Basic Energy cards are used only to fulfill costs for attacking and retreating, while Special Energy cards have additional benefits. Most attacks require a certain type and amount of Energy. If an attack requires a certain type and amount of Energy, then that type and amount of Energy must be attached to the Pokémon. 
Title: Pokémon Trading Card Game
Content:  With the announcement of SM12: Cosmic Eclipse in North America, 86 different sets have been released in English and 76 in Japanese. A rarely played format is Unlimited, in which all cards released in English are legal (except oversized cards, such as promotional boxes) Every few sets, new Mechanics or types of cards are introduced to the game. Several of these include: Dark Pokémon (Team Rocket); Owners' Pokémon and Stadium cards (Gym Heroes); Darkness-type and Metal-type Pokémon, the second generation, and Pokémon Tools (Neo Genesis); Shining Pokémon (Neo Revelation); Light Pokémon (Neo Destiny); Supporter cards and Technical Machines (Expedition); Crystal-type Pokémon (Aquapolis); Pokémon-ex (EX Ruby & Sapphire); Dual-type Pokémon (EX Team Magma vs Team Aqua); Pokémon Star (EX Team Rocket Returns); Delta Species Pokémon and Holon's Pokémon (EX Delta Species); Pokémon LV.X, the separation of Trainer, Supporter and Stadium cards, and the addition of Metal and Darkness as Basic Energy types (Diamond and Pearl); Pokémon With Items (Mysterious Treasures);Pokémon-GX, with a move that is playable only once a game (Sun & Moon); and V cards, first introduced in (Sword & Shield).
Title: Pokémon Trading Card Game
Content:  introduced with the Pokémon Sun and Moon expansion. These cards have a specific move set at the bottom of their card that can only be used once per game. Only one GX move can be played per game, so if there are three different Pokémon-GX cards in your deck only one of the three GX moves can be used. Introduced with the Sun and Moon expansion are Alolan forms; existing Pokémon that have an alternate form with a different design and type. Energy cards are attached to a Pokémon to power that Pokémon's attacks. Typically, only one Energy card may be played per turn. There are 
Title: List of Pokémon Trading Card Game sets
Content:  based on the Diamond & Pearl era card sets with 56 total cards. The fifth promotional set is based on the Heart Gold & Soul Silver era card sets with 25 total cards. The sixth promotional set is based on the Black & White era card sets with 101 total cards. The seventh promotional set is based on the X & Y era card sets with 211 total cards. The eighth promotional set is based on the Sun & Moon era card sets with 244 total cards. The ninth promotional set is based on the Sword & Shield era card sets and has over 65 total cards.
Title: Pokémon Trading Card Game
Content:  There are many different ways of trading and purchasing Pokémon cards. Pokémon cards can be found in stores in a variety of ways including pre-constructed decks, promo cards included with a few packs, booster boxes of 36 packs, or individual packs. Subsequently, cards can also be bought individually through websites and individual sellers online. However, buyers should be aware that fake Pokémon cards are also available through online sellers. Pokémon cards have different rarities. From lowest to highest rarity, cards can be rated Common (depicted by a circle in the bottom corner), Uncommon (depicted by a diamond in the bottom corner), 
Title: Pokémon Project Studio
Content:  From the main menu users can choose the type of media they wish to create including greeting cards, signs, birthday kits, banners, photos, stationery, envelopes, calendars, paper crafts, certificates and stickers. The user can use several included images and templates or they can import custom images into the picture. Each CD contains 81 different Pokémon. The kind of Pokémon they get depends on whether they are running the Red CD or the Blue CD. For example only the Red CD has Mewtwo, while Raichu only appears in the Blue CD.
Title: Pokémon Trading Card Game (video game)
Content:  Pokémon Trading Card Game is a video game simulation of the original tabletop collectible card game with role-playing elements similar to the main Pokémon RPG-series. Players control a young boy and must travel around the game world interacting with non-player characters and challenging them to card battles using 60-card decks. During gameplay, the player must defeat eight Club Masters, each with a different deck representing one of the game's elemental card types. Finally, the player faces four Grand Masters, and defeating them earns the player the right to inherit four powerful Legendary Cards. A total of 226 cards exist within the game, which include cards from the first three sets of the real-life game, as well as exclusive cards not available outside of the game. The player is given 
Title: List of Pokémon Trading Card Game sets
Content:  Prerelease cards are reprints of one selected card from an expansion with a foil "PRERELEASE" stamped on the bottom right corner of the card illustration. There are currently 79 cards of this kind in the Pokémon Trading Card Game dating from the release of the Jungle expansion in 1999 to the release of the Burning Shadows expansion in 2017. Wizards of the Coast first produced Prerelease cards when the Trading Card Game was first localized and were given to players of early test leagues. Prerelease cards were only awarded through select sites of the Pokémon League for the next three expansions before Wizards ended their production. After Pokémon USA acquired the rights to license and produce the Trading Card Game, Prerelease events were set up to coincide with the release of the upcoming expansions. 

Question: how many different kinds of pokemon cards are there?
Answer: eleven.