Following the events of "ALL HAIL MEGATRON", IDW's 31-issue TRANSFORMERS ongoing series deals with political situations between the Autobot command through Galvatron's involvement in the HEARTS OF DARKNESS mini-series.

The series culiminates in the final story arc "CHAOS", and leads to the draining of the Autobot Matrix of Leadership and Optimus Prime's decision to leave Cybertron (as seen in THE DEATH OF OPTIMUS PRIME one-shot).

**Collector's Note: This series is not part of the original continuity established by Marvel or any reimagining through Dreamwave.