Nebulos (sometimes called Nebulon) is a planet inhabited by lifeforms, most notably a race of humanoids called Nebulans or Nebulons. These beings have found themselves involved with the Transformers in several different dimensions within the multiverse and are usually responsible for or deeply involved in the Headmaster, Targetmaster, and Powermaster technologies.
- Getting Ahead of Ourselves - The Decepticons, under the command of the mind-killing Scorponok, launch a two-pronged strike against the Steelhaven. This account follows the battle in the Steelhaven's shuttle bay.
- Steelhaven, Found And Lost -
- Off With His Head - Nightbeat is brought before the Council of Peers in a sham trial. Can the heroic Nebulans save him from the wrath of Lord Zarak?
- The Master Miracle -
- Medical Malpractice -
- The Music -
- The Two Terrors - When Galvatron was on the rampage in Splendora, it was up to Rodimus Prime and his men to stop him. However, the Autobots fell out of the frying pan and into the fire when Scorponok joined the fray!
- A Battle of Varied Proportions -
- Sissy Fight -
- Splendora Repair: Junkion Style -
- FEAR and War - A routine Autobot mission on Nebulos goes horribly wrong!
- Student Rescue - The Autobots attempt to save Nebulan dissidents from an unknown fate!
- Opah! -
- Jiggalo-Puffs - Some people, like Zarak, care about the credit crisis. Some people just want to catch some Pokemon.
- Abominus vs The Steelhaven -
- Headmasters Finale: Koraja - The Transformers have brought their war to Nebulos, and it is the Nebulans who are really paying the price. Will the Transformers realize their mistake in time, or will the Nebulans take matters into their own hands?
- Headmasters Finale: Ministry of Science -
- Raising Hellbender - Decepticons return to Nebulos to take back a crashed warship – but the few Autobots that are in the area have other plans in mind!
- Worse Than Geese -
- The Steelhaven Flies Again -