Best MegOp Betrayal Fanfics

by MlleMusketeer

Defeated and dragged back to the world he called home in chains, Megatron can do no more than endure. A rescue from Cybertron itself is almost impossible; he is forced to face the possibility that the Decepticon cause is lost, and that he will end his days as an Autobot experimental subject.Optimus'

by astolat

“Do you want me to tell you a story?” Megatron said mockingly. “You won’t like it, Prime. It’s not a very nice one.”

by astolat

Megatron just stared at him through the cell door with a strange expression and didn't say anything. "Well?" Optimus said, half furious and desperate. "Will you promise not to hurt any Autobots escaping if I let you out?"

by spaceliquid

It all started with the Jettwins.When their Decepticon coding begins to grow more active, Optimus Prime has to seek help from the last person he wants to see: the captive Decepticon leader. Megatron names the price for his cooperation, and it is nothing like Optimus expected. However, when an old en

by astolat

“And what’s the price for a Decepticon leader’s help these days?" Optimus said. "Head of his captor on a pike?”The Councillors started falling over each other hurriedly protesting, no, no, of course not, how could Optimus think, never—and Megatron laughed over them all and said, “It’s not your head

by astolat

“Oh my God, are you saying that Megatron had Optimus’s baby?” Miko shrieked piercingly.

by Reyairia

Megatron escaping from prison was, of course, Sentinel’s frag-up. What Optimus didn’t count on was being kidnapped by the warlord on his way out.Now, halfway across the galaxy, Optimus must discover the reason behind Megatron’s reluctance to kill him, and with it a secret of his species’ biology tha

by astolat

Ratchet shrugged tolerantly when Optimus asked his opinion. "I think it’s more a lark than anything, but we can all use a lark, now and then."

by auri_mynonys

Orion Pax knows there's a word for what Megatronus means to him. He just can't quite put his finger on what it is.Which is probably how he missed the moment where he asked Megatronus to marry him.

by astolat

The worst part of getting tied up in his own grapples and yanked into Megatron’s terrible grip and nearly killed was, unquestionably, getting tied up in his own grapples and yanked into Megatron’s terrible grip and nearly killed. The second worst part of it...

by astolat

Megatron went back to Kaon.

by spaceliquid

One day, Orion Paxes from IDW and TFP universes switch places, and an unfortunate miner from Tarn meets an archivist instead of a police officer. What will it change? Oh, so many things.

by astolat

“Don’t let this become one of the occasions you get excessively clever, Swindle," Megatron said. "My patience for the current situation is highly limited.”

by spacelattae

SYSTEM QUERY: can you [optimus prime] change the ending?R E L O A DSYSTEM QUERY: can you [orion pax] change the ending? —# In which the world is ending, and Optimus Prime has one chance to fix it all… by going back to where it started, a millennia ago. To the mech he once called friend (but that wor

by auri_mynonys

Megatronus has a party to attend. A high-caste date will lend him status in the eyes of his fellow gladiators, and Orion Pax is all too happy to play the part...

by auri_mynonys

Megatronus learns that Orion Pax has been having erotic dreams about him via a poorly-disguised anonymous post in a dream interpretation forum.

by auri_mynonys

Optimus learns that getting drunk and calling your ex isn't a human-exclusive thing. Certain ancient ex-gladiator warlords can do it, too.

by astolat

There was very little hope to be found within the Darkmount cell. What there was, Optimus clung to, for as long as he could.

by ChicoFeels

Hashtag yearns to connect more with Starscream and she can't stand at how the world doesn't want to give him a second chance. She also wishes he wasn't so hostile towards the world. Her solution? To welcome Starscream into the Malto family as a new uncle and shower him with the love and support he n

by AlphaGirl404

The Primes learn of Sentinel's treachery and take action. After an intense battle, they believe him to be dead. Unaware to The Primes, Sentinel survives with a burning desire to take revenge against them. He does so by kidnapping The Prime's newest addition to their family: A sparkling named Optimus