Transformers: Prime

The Autobots go on alert as the Decepticons return to Earth in the series opener, Meanwhile a group of humans find themselves with new caretakers after stumbling into the middle of the Autobot conflict with the Decepticons.

Bulkhead is unknowingly shadowed by Miko as he goes to rescue Agent Fowler, who was kidnapped by the Decepticons.

The Decepticons and the Terrorcons go into battle against the Autobots.

Scraplets invade HQ while Optimus and Arcee patrol the Arctic, leaving Bumblee and Ratchet to repel the enemy.

The Autobots are attacked while helping Agent Fowler transport an implosion device.

Jack tries to be impressive, with Bumblebees help, but Knockouts arrivals sends things out of control.

A Decepticon plague infects Optimus Prime, so Arcee and Bumblebee sneak onto the Nemesis to find the cure.

The kids are stranded with Skyquake in an alternate dimension during a GroundBridge malfunction.

Airachnid makes a deal with Silas to get revenge against Arcee and Jack.

Two patrolling Autobots end up trapped in a cave with their enemies, Starscream and Megatron.

Bulkhead acquires a top-secret formula, and the Decepticons come after him for it.

The Decepticons quickly try to build a space bridge before a prophesied darkness arrives.

The Autobots acquire a surprising ally in their battle to save Earth.

Megatron manipulates the impaired Optimus into joining the Decepticons.

Optimus begins to piece together his real identity using several clues (including Starscream referring to his as a "prime" -- whoops!), and eventually rebels against Megatron’s orders. Meanwhile, Optimus Autobot pals hatch a risky plan to get their leader back.

Bumblebee discovers that MECH and Starscream are responsible for his troubles; Ratchet confronts demons from his Cybertronian past.

Megatron sends Dreadwing, Airachnid and Breakdown to investigate the trail of a potential Energon source, but what Airachnid doesnt know is that Dreadwing and Breakdown have actually been ordered to kill her for her treachery. She eventually catches wind of this, however, killing Breakdown and running off into the woods. Upon arriving at an abandoned Energon mine, Airachnid encounters Starscream cowering from a large Insecticon. After using her abilities to control the creature, she contacts Megatron and tells him to come to the mine, planning to use the Insecticon to kill him so she can claim Decepticon leadership...

Following from the events of the previous episode, Agent Fowler is sat down to explain recent events to his superior, the cynical and disbelieving General Bryce. Threatened with a military tribunal and Team Primes termination, Fowler tries to convince the General that the Autobots are still on the militarys side, but the General believes that Optimus Prime went rogue and has perished, failing to fully understand that Nemesis Prime was not the real Optimus.

Megatron infuses The Nemesis w/ his own supply of Dark Energon which results in the ship taking on a life of its own with its own agenda. Meanwhile Optimus reluctantly decides to use the Spark Extractor in an attempt to bring the war to an end.

Optimus Prime travels to Antarctica to hunt down the second relic, but while there he is confronted by Dreadwing and Starscream, and finds himself caught between shifting alliances.

Bulkhead, on mission for the fourth relic, came back in critical condition via ground bridge. What happened?!? One epic showdown as Bulkhead and Hardshell go head-to-head in the ongoing quest to gather the last of the Iaconian relics on Earth.

Arcee and a friend uncover a feat of Decepticon engineering intending to destroy the Autobots.

After being granted a new start in his life, the ever stone-faced Silas begins to see the world in a new light and makes an out-of-character decision to go to Megatron in the hopes that he will be allowed to join the ranks of Decepticon.

The Autobots find out about the Omega Keys and their secret. Meanwhile, Megatron attempts to control the power of the Primes.

When the Decepticons take him captive, Smokescreen learns of the location of the final Omega Key - and attempts to retrieve all of the other stolen keys from Megatron.

The Autobots and Megatrons Decepticons are drawn into Cybertron to face each other in a heroic battle over their mutual quests for the coveted Omega Lock, which, once unlocked with the four keys, would reawaken Primus

While Optimus struggles to survive after Megatron’s destruction of the Autobot base, the separated members of Team Prime try to reconnect.

The Ultimate Autobot Hunter is unleashed on our heroes.

The Decepticons launch a new scheme to clone an army of beasts.

Unlikely duos team up, including Acree and Wheeljack, and Agent Fowler and Jacks mom.

Megatron doubts Predacon and its allegiance after Predacon reveals a secret of its own.

While Optimus faces off with Predaking, Megatron mounts a campaign to form a new alliance.

The Autobots face the Decepticons for a final showdown.