Galaxy Force World

The Galaxy Force World (ギャラクシーフォース世界 Gyarakushī Fōsu Sekai) is a contentious universe that emerged from the end of the MD World.
Fiction
Galaxy Force cartoon
After his defeat in the MD World, Unicron was to reemerge as part of his cyclic conflict with Primus, but a portion of his being wandered into the fire dimension and was absorbed by the Megatron of the Galaxy Force World, who was imprisoned there. Galaxy Force DVD booklet 10 This resulted in the rest of Unicron manifesting as Planet X in another universe. This planet produced Transformers who had been previously absorbed by Unicron, and they developed a civilization. Galaxy Force DVD booklet 13
In the Galaxy Force World proper, a Space Bridge Project was developed, with one of the resulting colonies being Gigantion. However, Planet X pulled the colony into their universe so they could exploit its resources, but the ensuing conflict destroyed Planet X. Its survivors, Sideways and Soundwave sought to avenge their fallen homeworld by destroying Gigantion Challenge and ending the universe. Galaxy Force DVD booklet 11 Gigantion was stuck in the parallel universe, inaccessible other than by a wormhole that opened for a few days a year in the Skeleton Nebula. Warp
A long time later, the imbalance from the lack of Unicron caused the Grand Black Hole to form Galaxy Force DVD booklet 09 by Cybertron and threaten to consume the universe. Fallen To gather the full power of the Omega Lock and the Cyber Planet Keys to fight back the black hole, the Autobots went to Planet X's universe in search of the Giant Planet's Cyber Planet Key. Megatron, guided by Soundwave through dimensions, arrived first. Warp Once they acquired what they needed, the Autobots attempted to use a space bridge to return to Cybertron, but a battle between Megatron, now Galvatron, and Starscream, lasted long enough that the passage between universes closed, but not before Galvatron returned to his reality. Showdown To catch up with the Decepticons, Vector Prime gave up his physical form to allow his allies to travel back in time to when the gate was open and return to their own universe. Guardian
In possession of all four Cyber Planet Keys and the Omega Lock, Galvatron entered the Grand Black Hole to accelerate the destruction of the universe to remake it in his image. He was eventually defeated and Primus, having regained the energies he gave the keys and the lock, closed the Grand Black Hole and ended its universal threat. End All four colony worlds, including Gigantion, reopened diplomatic ties with Cybertron. Beginning Soundwave and Sideways eventually found another Planet X in a parallel world. Galaxy Force DVD booklet 13
End of G1 Universe
The end of the MD World resulted in the formation of the Galaxy Force World.
The founders of the four colony worlds in the Space Bridge Project were Optimus Prime, Rodimus Prime, Ultra Magnus, and Jazz, who had come to the Galaxy Force World millions of years before the Grand Black Hole formed. Star of the Dark God, Part One
Beast Wars Reborn
As part of his insane search for a successor, the Ancient known as Logos Prime brought the Beast Megatron and Optimus Primal from the G1 World to his home universe. The two ended up on Animatron, Planetfall where they changed into forms matching the universe and faced off with their fate unknown. The Extraordinary Reformat
Kiss Players
During their hunt for the fragments of the "Allspark", the Kiss Players were accidentally scattered across spacetime. Shaoshao Li wound up on Cybertron in the Galaxy Force World while it was under threat by the Grand Black Hole and infested by Scrapmetal. She encountered Safeguard, who explained to her that others from her world had come to this universe before and that she had to return or risk a doomed future. Vector Prime soon appeared and opened a gateway that let the Primus of Shaoshao's universe to retrieve her. Kiss Players #50 Sparkbots Volume 3
End of G1 World
As a evolution of the New Space Bridge Project, the Multiverse Space Bridge Project opened up the Galaxy Force World to other universes. Mystery of the Speedia 500
Lured by fake forestonite Star of the Dark God, Part One that they sought to save their G1 World, the Stunticons went through a rift in a black hole to emerge in the Galaxy Force World. Mystery of the Speedia 500
Notes
- The "Galaxy Force World" is first named as such in "Star of the Dark God, Part One".
- It is presumably very similar to parts of Aurex 802.23 Alpha that correspond to the Cybertron cartoon.