Insignia

One of the universals across all Transformers continuities has been the use of Faction Symbols to differentiate members of respective armies, and sometimes even sub-factions within armies.

Generation 1

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• Quintesson

• Ancient Autobot

• Ancient Decepticon

• Ancient Autobot/Decepticon

(Dreamwave continuity)

• War Within Autobot

• War Within Decepticon

• Autobot

(In G1 Comic continuity the Autobot symbol was based on the face of the Last Autobot. In the G1 Cartoon it was derived from the Quintesson slave brand) )

• Decepticon

(In the G1 cartoon the usual 3D detailing of the symbol was interpreted as a third spike in the center of the crest.)

• Optimus

• Malignus

• EDC

• Wreckers

G.I. Joe Crossovers

• Cobra

• G.I. Joe

• Decepticon/Cobra

Generation 2

• Cybertron Federation

File:Cybertron-federation.png

• Autobot (G2)

File:Auto-g2.png
(The G2 Autobot symbol seems clearly based on Optimus Prime. In the Marvel Comics continuity this change may have occured since the Last Autobot had come and gone.)

• Decepticon (G2)

(The G2 Decepticon symbol seems to be a stylized, updated G1 Decepticon symbol. The Cybertronian Empire also used this symbol.)

Beast Era

• Arachnoid
• Maximal

• BM Maximal

• Predacon

• Seacon Space Pirate
• Blendtron

File:Blendtron symbol.png

• Vehicon

• Dinobot

• Mutant

• Transtech Autobot
• Transtech Decepticon

Robots in Disguise

• Commando

Unicron Trilogy

• Mini-Con

• Unicronian

• Cybertron Defense Team
• Powerlinx (Autobot)
• Powerlinx (Non-Autobot)

Others

• 1st Transformer

• Go-bots Autobot

• Go-Bots "G"
  
  
  From Teletraan I: The Transformers Wiki, a Wikia wiki.