Clipeus

Protectors were a species that protected most of the inhabitants of Earth until the massacre by Nova. Now there are only 7 Protectors alive.

Nova
Nova is the one who started the massacre and a murderer who created all other Protectors.

Galaxia
Galaxia hid in a northern corner of a cave formation, masked by three large boulders. After the massacre Galaxia teleported into a safe place until the year 1782.

Stardust
Stardust attacked Nova and kicked him in the head, then teleported away to a safe place.

Aurora
Unknown.

Chondrite
Unknown.

Damocloid
Unknown.