Appearing in "The Planet Eater!"
Featured Characters:
- Autobots (First appearance)
- Optimus Prime (First appearance)
- Hot Rod (First appearance)
- Ultra Magnus (First appearance)
- Springer (First appearance)
- Arcee (First appearance)
- Kup (First appearance)
- Blurr (First appearance)
- Daniel Witwicky (First appearance)
Supporting Characters:
- Autobots
- Cliffjumper (First appearance)
- Ironhide (First appearance; dies)
- Bumblebee (First appearance)
- Prowl (First appearance; dies)
- Brawn (First appearance; dies)
- Ratchet (First appearance; dies)
- Perceptor (First appearance)
- Dinobots (First appearance)
- Sludge (First appearance)
- Slag (First appearance)
- Grimlock (First appearance)
- Spike Witwicky (First appearance)
Antagonists:
- Unicron (First appearance)
- Decepticons (First appearance)
- Laserbeak (First appearance)
- Megatron/Galvatron (First appearance)
- Soundwave (First appearance)
- Starscream (First appearance)
- Insecticons/Sweeps (First appearance)
- Bombshell/Cyclonus (First appearance)
- Kickback/Unnamed Sweep (First appearance)
- Shrapnel/Unnamed Sweep (First appearance)
- Constructicons (First appearance)
- Devastator (First appearance)
- Long Haul (First appearance)
- Bonecrusher (First appearance)
- Scavenger (First appearance)
- Hook (First appearance)
- Scrapper (First appearance)
- Devastator (First appearance)
- Rumble (First appearance)
- Astrotrain (First appearance)
- Scourge (First appearance)
Other Characters:
- Unnamed Lithone population (First appearance; dies)
- Kranix (First appearance)
- Arblus (First appearance; dies)
Locations:
- Primax 886.0 Gamma (First appearance)
- Lithone (First appearance) (Destroyed)
- Cybertron (First appearance)
- Earth (First appearance)
- Autobot City (First appearance)
Items:
- Matrix of Leadership (First appearance)
Vehicles:
Synopsis for "The Planet Eater!"
- Synopsis not yet written