Transformers Prime: Volume 4

The stakes are higher than even before as Optimus Prime and his Autobot warriors match up against Megatron and the Decepticons – while the ”Bots teenage friends are caught in the middle. Can good leadership overcome the Megatron menace?

Transformers: Prime Volume 4 was solicited but never released, along with Volume 3. They would have likely covered the episodes of "Masters & Students" through to "Convoy". When the comic series picked up almost a year after these were soliciated, the series skipped ahead to Season 2 of Transformers: Prime.