The Transformers: Hearts of Steel staunch ally of Muldoon after the Decepticons betray him. Only four Autobots were mentioned by name in the series: Bumblebee, Ironhide (in the TPB when he gives his name it was changed to Sideswipe) and Optimus Prime although he did not appear, though others are recognizable as G1 Generation 1 characters, introduced as toys in 1984. The opposite is true for the Decepticons, with many being named. Others are left unnamed but are recognizable such as Ravage. In addition to their original alternate modes as fantasy beasts, the Transformers later adopt alternate modes appropriate to the era in which they
Sparkplug (Transformers) who is at time obsessive in regards to his lawn and often enjoys playing jokes on his son. He also seems to have an irrational fear of earthquakes. Screenwriter Roberto Orci confirmed Ron knows the truth about the Transformers by the end of the first film. Unlike the first two films, in the third film, he has a beard. He and Judy leave Washington DC before the final battle. In "Transformers Animated", Sparkplug is the name of three characters. Sparkplug, also known as Sparky, is Sari's robotic pet dog who likes to chew on Sari's key. According to Professor Sumdac,