Black Epoch
From MediaWiki
The Black Epoch is a bad thing. Presumably, the Cult of the Black Epoch wants to bring it about.
Fiction
IDW Generation 1 continuity
Optimus Prime prevented the Black Epoch from occurring. Last Stand of the Wreckers #4 This was likely done by leading the Autobots against the Cult of the Black Epoch. Guzzle almost died in the process. Last Stand of the Wreckers #5 The Wreckers didn't think the Black Epoch was as bad as Squadron X was. Zero Point
