The factions are beings that fight in the Galaxian/Galaga series. Although there are more then two factions there are two that really stand out. Earth's military & Galaga's military. Many other factions include the secretive AGAD, the merecenary Bounty Hounds, as well as various others.
The military of Earth.
- United Galaxy Space Force-The faction, which sends soldiers & pilots across the Universe.
- AGAD-The Covert division of the Terran forces.
The military of Galaga.
- The Galaga Legions-The planet Galaga's most powerful fighters.
- UIMS-A special operations unit for Galaga.
The Factions that fall elsewhere.