Simon Furman’s book, "Transformers: The Ultimate Guide," has bios of all characters in the "Transformers" universe. The book has a detailed account of all characters appearing in the series, including their origins, weapons and abilities. TransformersAnimated.com, NTFA.net and Seibertron.com are some websites that publish bios of all "Transformers" characters.
A media franchise produced by Japanese toy company Takara Tomy and American toy company Hasbro, "Transformers" was first launched in 1984 as a line of transforming toys. It has since expanded to comic books, movies, video games and animated series. The franchise revolves on the idea of transforming alien robots fighting for the universe. There are mainly two types of robots in the "Transformers" universe -- Autobots and Decepticons.