The Thirteen Onyx Prime is part of the Transformers Generations toyline of Transformers figures. Transformers Generations The Thirteen Onyx Prime is Leader Class scaled, stands 7.5-inches tall in robot mode and transforms from Beast to robot and back. Transformers Generations was the first collectors focused toyline that focuses on recreating many older Transformers Toys as well as new characters, as well as celebrated the anniversary of the brand. The Transformers Generations Toyline debuted in 2010 and continues its new product release. Add The Thirteen Onyx Prime to your Transformers Age of the Primes collection today from TFSource, your source for Hasbro Transformers.