A mother from the Midwest hires Pope & Associates under mysterious conditions, leading to some eventful circumstances at the Capitol. Mellie and Fitz confess their true feelings.
The Autobots face off against the Decepticons for one last showdown.
The Autobots race to rescue one of their own while tracking down the Decepticon warship.
Megatron tries to persuade Ratchet to help him, while Optimus takes on the Predaking.
While the Decepticons search for parts and equipment for their plans, the Autobots probe a prisoner for information on Megatron's plan.
Arcee and Wheeljack join forces, while June Darby and Agent Fowler get involved during a mission.
The team must handle the changes to the team and prepare for an attack from the Decepticon's cloned beasts.
The Autobots wage an all-out war against the Decepticon base.
The ultimate hunter is unleashed by the Decepticons. Luckily, a new Autobot joins the fray just in time.
The survival of Optimus Prime is in doubt after Megatron's destruction of the Autobot base on Earth, while the separated members of Team Prime try to reconnect after being scattered to the wind to prevent detection.moreless
After Hardshell's attack on Bulkhead, Miko and Wheeljack embark on a quest for revenge.
Peter and Jared must clear their name when a former client is arrested for skipping trial, only to accuse her two lawyers of paying her to disappear. This promotes an internal, misconduct investigation at Infeld-Daniels against the pair that could cost them their job. Jared meets an unexpected love interest when some New York associates show up in LA to investigate the claims. In this episode we also see how the dynamic legal duo of Franklin and Bash came to be.moreless
Peter and Jared to go all out to get a beverage executive as their next client but as usual bad luck is not far behind and could cost them this client as well as a possible promotion. Peter is smitten with a police officer.moreless
Bulkhead is faced with life-threatening danger during the last relic hunt.
Ratchet reluctantly calls upon Wheeljack for back-up in his mission to retrieve the third Iacon relic. Upon arriving at the location, the two Autobots are confronted by Soundwave, but they get a one-of-a-kind opportunity when Soundwave's minion, Laserbeak, is disabled.moreless
Arcee and Bumblebee go deep into New York's "underground" in an attempt to beat Megatron to the next four lacon relics.
The Decepticon Warship threatens humanity, and Raf, Jack and Miko are the only ones who can stop it.
Agent Fowler has some explaining to do under the threat of military tribunal and Team Prime's termination.
Kathleen struggles with a decision whether or not to allow a boy from South Africa to stay with them instead of attending boarding school, especially when she considers who his father is.
M.E.C.H. unveils their latest creation: Nemesis Prime, an evil twin clone version of Optimus Prime.
Wheeljack returns to Earth in pursuit of Skyquake's twin, the Seeker known as Dreadwing. Wheeljack is still upset over Dreadwing's involvement in the death of fellow Wrecker Seaspray.While Bulkhead is naturally excited about seeing his best friend again, Optimus Prime quickly becomes frustrated with Wheeljack's aggressive ways and complete disregard for civilians.moreless
Bumblebee continues to struggle with his role on the Autobots team.
Zoe is thrilled when snow starts to fall in Bluebell, but the rest of Bluebell's superstitious residents fear that the snow storm will bring bad luck. Lavon's parents visit town, and Lavon decides that it's the perfect time for them to meet Didi, but the introduction doesn't go as he'd hoped. George and Lemon make an important decision about their future together.moreless
With Optimus Prime having lost all memories of his life as a Prime and psychologically reverting back to his time before the war as Orion Pax, Megatron manipulates him into joining the Decepticons with the intention of using him to decipher records seized from Iacon. As the Autobots try to track Optimus Prime, Jack learns from Ratchet that the card key is connected to Vector Sigma and that they must find a way to get to Cybertron. They ultimately decide on using the Decepticon space bridge to return to Cybertron, but must locate it first. Starscream returns to theNemesisand manages to steal energon from the vault, but when a Decepticon walks his way, he hides in the closest room, where Orion is seen working. He immediately adresses him as Optimus Prime and aims his missiles at him.moreless