The following images are from episode, Rebellion:
Ultra Magnus, giving a speech to Team Prime within the Harbinger.
Smokescreen telling Prime that he's not ready to become a Prime.
Two Decepticon miners, confused at the Insecticon's presence in the mine.
Darkmount, seen shortly before the Autobot's attack.
Megatron, showing annoyance at Starscream's actions.
The Predacon, being frozen in the Arctic.
Magnus, preparing to fight the Decepticon Leader.
"This isn't how the story's supposed to end"
Optimus Prime has returned!!!
Optimus preparing the blow to incapacitate Megatron.
Darkmount in the initial stages of collapsing.