The Ultracons are a fictional subfaction of Decepticon

Decepticon

The Decepticons are usually depicted as the antagonists in the fictional universes of the Transformers stoyline and related comics and cartoons, and the enemies of the Autobots and the University of California Davis Aggies...

 Transformers commanded by Ratbat

Ratbat

Ratbat is the name of several fictional characters who appeared in various Transformers universes.-Transformers: Generation 1:As is the case with many Transformers characters, the various continuities in which Ratbat has appeared have portrayed him widely differently in terms of size, personality,...

 in the Dreamwave

Dreamwave Productions

Dreamwave Productions was a Canadian art design studio and comic book publisher founded in 1996 and is best known for their multiple Transformers comic book series...

 comics.

History

After Autobot

Autobot

Autobot, a faction of sentient robots from the planet Cybertron, are usually the main protagonists in the fictional universe of the Transformers, a collection of various toys, graphic novels, paperback books, cartoons and movies first introduced in 1984. In all but one Transformer story, the...

 leader Optimus Prime

Optimus Prime

Optimus Prime is a fictional character from the Transformers franchise. Prime is the leader of the autobots, a faction of transforming robots from the planet Cybertron. The autobots are constantly waging war against a rival faction of transforming robots called Decepticons...

 and Decepticon leader Megatron disappeared in a Space Bridge

Space Bridge

In Marvel Comics' Transformers comic and cartoon, the Space Bridge is a device used by the Decepticons to travel between different planets, usually between Cybertron and Earth.-Generation One:...

 accident several million years ago, the Autobots and Decepticons split up into several factions. One of those who broke away was Ratbat

Ratbat

Ratbat is the name of several fictional characters who appeared in various Transformers universes.-Transformers: Generation 1:As is the case with many Transformers characters, the various continuities in which Ratbat has appeared have portrayed him widely differently in terms of size, personality,...

, who quickly took the opportunity to form his own power base. Gathering loyalist followers and setting up their HQ in the Polyhex region of Cybertron the Ultracons quickly came into conflict with the Autobot splinter faction The Wreckers. However, Ratbat added a secret weapon to his ranks - the combiner team the Constructicons

Constructicons

right|thumb|Scavenger, Bonecrusher, Longhaul, Scrapper & Mixmaster - five of the original six Constructicons The Constructicons are a group of fictional characters from the various Transformers continuities...

, in flagrant defiance of treaties banning their use in the civil war as both Autobots and Decepticons splintered.

When the Ultracons attacked the Tagan Heights in order to seize its factories for themselves, they were opposed by the Wreckers. Ratbat quickly unleashed the Constructicons in their combined form of Devastator, routing the Wreckers. However, Ratbat was prevented from executing his rival Springer

Springer (Transformers)

Springer is the name of several fictional characters from the various Transformers universes. For trademark reasons, many toys of the character are named Autobot Springer.-Transformers: Generation 1:...

 by the arrival of the Protectobot

Protectobot

The Protectobots are a fictional emergency, search and rescue team of five Autobots in the Transformers toyline. They transform into civilian service and emergency vehicles and combine to form the combiner Defensor...

s in their combined form of Defensor. The Autobot combiners were hoping to prevent an arms race between the various factions by stopping combiners signing up with the factions. After the battle devastated the very manufacturing facilities the two factions hoped to acquire, the Protectobots separated and defeated Devastator via sabotage. With their most potent weapon gone, the Ultracons retreated.

Later, the Ultracons joined with the Decepticons under Shockwave

Shockwave (Transformers)

Shockwave is the name of several fictional characters in the various Transformers series. Throughout his incarnations, he is usually distinguished by a laser cannon in lieu of one of his hands and his distinctive face, which is featureless save a single robotic eye...

 to support a peace accord with the Autobots, fighting off Starscream

Starscream (Transformers)

Starscream is a fictional character in the Transformers franchise. He is one of the most prolific characters in the Transformers fictional work, appearing in almost all incarnations of the story. Starscream is usually portrayed with the same characterization...

's Predacon faction. However, Megatron's return with an army of Seeker

Seekers (Transformers)

Seekers is a term in the Transformers universe usually used to describe certain Decepticon warriors with jet transformations. For the character named Seeker see Seeker .-Origin of the term:...

 clones would bring a halt to the peace proceedings, and the Ultracons would be reabsorbed into the Decepticons.

Known members

• Ratbat
  Ratbat
  Ratbat is the name of several fictional characters who appeared in various Transformers universes.-Transformers: Generation 1:As is the case with many Transformers characters, the various continuities in which Ratbat has appeared have portrayed him widely differently in terms of size, personality,...
  
   (founder and leader)
• Barrage
• Birdbrain
• Catilla
  Catilla
  Catilla is a genus of fungus in the family Cyphellaceae....
  
  
• The Constructicons
  Constructicons
  right|thumb|Scavenger, Bonecrusher, Longhaul, Scrapper & Mixmaster - five of the original six Constructicons The Constructicons are a group of fictional characters from the various Transformers continuities...
  
  
• Chop Shop
  Insecticons
  Insecticons is the name given to a sub-group of fictional characters in the Transformers Universes, referred to as Insectrons in the Japanese version. The name was also used for several fictional characters in the Transformers Universes...
  
  
• Quake
  Quake (Transformers)
  Quake is the name of several fictional characters from the various Transformers series.- Transformers: Generation 1 :The first Quake figure was a Decepticon Targetmaster with two transforming weapon-partners: Tiptop and Heater...
  
  
• Ransack
  Ransack
  Ransack is the name of several fictional characters in the universe of the Transformers series. Ransack was first created in 1985 as one of the Insecticons...
  
  
• Squeezeplay
• Submarauder
• Venom
  Insecticons
  Insecticons is the name given to a sub-group of fictional characters in the Transformers Universes, referred to as Insectrons in the Japanese version. The name was also used for several fictional characters in the Transformers Universes...