Ultra Magnus Enemies

The combined form of the Decepticon Terrorcons. Abominus is a being of mindless fury. He's not truly a warrior but more of an animal, due to the destructive instincts of the Terrorcons that compose him.

A member of the Decepticon Terrorcons

A Decepticon and member of the Constructicons.

Leader of the terrorist organization COBRA. He also makes a guest star appearance in Transformers. He has been the main villain of most G.I. Joe series, and has grown only more evil and darker over the years.

A Decepticon Terrorcon

Once a fallen Decepticon (either Skywarp or Bombshell?) now reborn by Unicrons power as Cyclonus.

The combined form of the Constructicons. He is a massive warrior who is very stronge and very dangerous.

After Megatron was badly injured and thrown out into space by Starscream. He encountered Unicron who gave him more power and was reborn as Galvatron.

A Decepticon and member of the Constructicons.

Leader of the Decepticon Terrorcons

One of the first 13 Transformers created by Primus.

A Decepticon and member of the Constructicons.

The first Emperor of Destruction of the evil race of robots known as Decepticons. He hates Autobots and their leader Optimus Prime.

A Decepticon and member of the Constructicons.

The combined form of the Decepticon Predacons. In Transformers Prime he is Shockwave's creation to hunt the remaining Autobots.

A Decepticon member of the Terrorcons

The combined form of the Decepticon Commandos

A Decepticon and member of the Constructicons. Scavenger is also a mercenary in the Armada series who first worked for the Decepticons but joined the Autobots.

A Decepticon who is the leader of the Constructicons.

A Decepticon Terrorcon

A member of the Decepticons, who has six different alt modes and considers himself a ninja. He is the only known owner of the Matrix of Evil

A Decepticon Communications Officer who is able to detect and jam radio transmissions all across the energy spectrum. His alternate mode is a Cassette Player (originally, it is now a jet).

Unicron is a Transformer that is the size of a planet. He is an evil being able to destroy/devour planets. He was created by Primacron in the cartoon using a node of Vector Sigma as a template. In the comic origin he was a god.

Criminal enemy of the Autobots