Transformers: Defiance - The Revenge of the Fallen Movie Prequel #2

The second official prequel to the TRANSFORMERS: REVENGE OF THE FALLEN movie continues! MEGATRON finds himself the sole possessor of an ancient artifact with historical ties to CYBERTRON. Wounded in battle and near death, MEGATRON inadvertently activates the relic, setting the stage for repercussions that will be forever felt in the TRANSFORMERS universe.