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
The Transformers: Spotlight by Megatron. Ramjet was introduced in the New Avengers/Transformers crossover <ref name="new avenger/transformers 2"></ref> with his Spotlight taking place concurrently with "Escalation". "Arcee" takes place concurrently with issue 5 of "", with Prime pulling the Autobots from Earth as a direct result of what happened in that issue. "Arcee" also acts as a sequel to "Optimus Prime", picking up on many themes introduced in that story, such as the fate of the Monster Pretenders and the introduction of Jhiaxus. "Grimlock" follows up on both Grimlock being recovered by Skywatch and the Machination plotline in "Devastation", as well as acting as