Autobots

The Autobots (オートボット, Ōtobotto) are a group of Cybertronian freedom fighters that are against the tyranny of the Decepticons, who were lead by Megatron.

"We are autonomous robotic organisms from the planet Cybertron." "But we are mostly called Autobots for short."
 * —Optimus Prime and Ratchet.

Team Prime

 * Optimus Prime
 * Strongarm
 * Bulkhead
 * Ratchet
 * Gearhammer
 * Prowl
 * Drift
 * Ranzer
 * Panzer
 * Sideswipe
 * Windblade
 * Bumblebee
 * Fixit

Dinobots

 * Grimlock
 * Swoop
 * Snarl

Team Athenia

 * Rodimus Prime
 * Brawn
 * Hot Shot
 * Ironhide
 * Red Alert

Autobot Council Elders

 * Alpha Trion

Cybertron Elite Guard

 * Ultra Magnus
 * Jazz
 * Sentinel Prime
 * Zeta Prime
 * Blurr
 * Safeguard
 * Jetfire
 * Jetstorm
 * Warpath

Cybertron Intelligence

 * Highbrow
 * Arcee
 * Cliffjumper

Ministry of Science

 * Mainframe
 * Perceptor
 * Wheeljack

Martial Artists/Ninjas

 * Yoketron

Omega Sentinels

 * Omega Supreme

Others

 * Wreck-Gar

Former Autobots

 * Lockdown
 * Elita-1
 * Longarm Prime
 * Wasp