Next week has the first issue of the mini-series centred around Galvatron and his Dead Universe Decepticons, apparently following on from the Infestation issues.

GALVATRON. Last seen, he was leading a team of Decepticons through space. Clearly, he has a purpose, an agenda, and a vendetta. But how it will play out and to what end has been shrouded in mystery. That mystery is about to be revealed...
Cover included at that link.