This comprehensive strategy guide is a must-have for any serious Pokémon HeartGold & SoulSilver Versions player. It includes detailed information on the Johto Pokedex, as well as tips and tricks for battling and collecting. The guide is written by Prima Games Staff, Inc. and was published in 2010 by Random House, Incorporated. The book is a trade paperback with a length of 10.8 inches, a width of 8 inches, and a height of 0.6 inches. It weighs 28 ounces and has 352 pages. The guide is in English and is part of the Pokémon book series. It features a poster and is categorized under Books & Magazines.