The Five Guilds of the planet Krypton made up the population and contained individuals genetically engineered to specific livelihoods from birth.
- Warrior Guild - The military faction, responsible for the security of the planet and its people. Notable members:
- Thinker Guild - The scientific faction, responsible for the innovative engineering of all things. Notable members:
- Laborer Guild - The common folk, who carry out the manual and medial jobs.
- Artisan Guild - The artist faction, covering any and all who deal in art, design and creativity.
- Mediator Guild - The religious faction, consisting of faithful people, who worship the Kryptonian deities, including the supreme sun god, Rao.