After megatron was killed the autbots went to cybertron to try and find the other decepticons the only decepticons they could Interrogate were knockout and breakdown as they could only tell that they might find them and cybertron.

hollie and Grace ran to the medbay to see that ultra Magnus and smokescreen badly injured

Grace "what happened?!"

Smokescreen "predcons"

Hollie "skylynx and darksteel!"

Phoebe came in "Optimus is getting the allspark I need you two to go on a mission with bulkhead,arcee,smokescreen and bumblebee"

The two nodded and went on the mission

Phoebe looked at rachet " I need to talk about the core of cybertron"

Meanwhile with hollie and grace
They were exploring the hold tower of darkmount and hollie sighed

Grace "whats wrong?"

Hollie "its just we came so far and this is almost over"

Grace nodded "i know how you feel but its how it supposed to be"

They explored more when megatron suddenly appeared

Hollie "what the hell?!"

Grace "srcap I forgot he still lives!"

Bumblebee "hit the deck!"

Megatron "followers of the prime Repair to be destroyed!" Hes hand started to glow and he made two new dark energon cannons and started to attack.

Hollie "hes like an ultimate boss!"
Grace "isn't he already!?"

The autbots quickly got behind the throne

Arcee "we need to retreat!"

Bumblebee "the only way is down!"

Megatron "behold my infinite might!" He summoned a spear and throwed it at the throne with almost hit them

Bumblebee "lets role!" The quickly transformed and drived passed him and jumped down

Arcee "stop!"

Everyone stopped as if they were to fall more they would fall into larva.
Bumblebee "we need at groundbridg-"
thats when megatron shot them and they hanged onto each other not letting go.

Bumblebee shot at megatron attacked as the others hold on.
Thats when the floor beneath bulkhead Collapse as they fell down

Bumblebee "no!" He ran to the edge and saw they they fell into a groundbridge

Megatron "scout of prime you shall join your Brotherlings!"

Bumblebee smirked "you got that right!" He fell of the edge and fell into the groundbridge

Meanwhile with phoebe
Rachet "what!? Your not serious!"

Phoebe "im serious thought the omega lock can bring cybertron but it can't bring back everything"

Sarah "so thats why we gods must sacrifice ourselves and go into the cybertron core and bring back cybertroians and their bodys and cybertron!"

Ultra Magnus "but that means"

Phoebe "we will die yes but its something to sacrifice for"

The bots came back from the mission

Smokescreen "your naver going to believe this! Megatron is-"

Phoebe and sarah "hes back and unicron is taking over hes body we know"

Smokescreen "wait how did you know?!"

Hollie "we just know"

Bumblebee and knockout and breakdown came back

Hollie "is that the immobiliser?"

Bumblebee nodded "yes and knockout broke it"

Knockout "i though it wasn't the immobiliser!"

They went to the control panel and flyed off to were Optimus and wheeljack were

Smokescreen "are we there yet?"

Bulkhead "yep"

Bumblebee"and so is unicron"

Unicron army started to attack the ship as it started to to fall the autbots quickly got out and saw megatron and his dragon unicron army

Megatron "our time is apon up distory prime with your dragon breath!"

Discourage"dont let anything enter the well!"
They transformed and the predcons attacked unicron dragons

Megatron "wait this feeling this power....the allspark!"

He looked up to see wheeljack ship

Phoebe smiled "they got it!"

Optimus jumped out and flyed over to megatron but megatron quickly hit wheeljack ship

Unicron/megatron"thank you for bringing the allspark so I can rid of its Existence"

Optimus "not before I stand before you unicron!"

They startrd to fight

Optimus "megatron! Me and you once stopped unicron for the greater good you must do so again!"

Unicron/megatron"megatron may hear you but he can't help you!"

Unicron/megatron terned his arm into a hammer and hit him

Optimus yelped as he fell to the floor

Unicron/megatron"we both know that the allspark cannot revie in the posion well!" He was about to finshed them off when bumblebee used the relic to stop him
bumblebee "you 4 go! Save the allspark!"

The girls nodded and flyed over to were wheeljack was

Wheeljack "so how we gonna get that thing to safety?"

Phoebe"very survival of our species upon this or any world depends upon it" they quickly quickly took the allspark and flyed off as unicron/megatron was right behind them

Unicro/Megatron shot the girls down down

Unicron/megatron grabbed the allspark "i shall Devour the allspark whole!"
But when he opened it the allspark wasn't there! "What?! A trick!!" As he said that unicron was forced out of megatron body

As the rest of unicrons army was now dead

Phoebe sighed "finally its over!"

Grace "that was one heck of the rid"

Hollie "what do we do with megatron?"

Sarah "hes back to normal now but we need to get the dark energon crystal out of his spark"

They all nodded bring megatron to a medbay as they started to take the dark energon out of his spark

Arcee found starscream but thankfully starscream understand his actions and became the autobot same with knockout and breakdown.