Ravnica

GUILDS - SOCIETAL FUNCTIONS (COMMON INDIVIDUAL, OR OTHER FUNCTIONS):
Gateless - Citizens, Workers, Miners, Etc. (Terrorists)

The Guildpact - The Living Guildpact and their Guards

Izzet League - Scientists, Inventors, and Engineers (Mad Scientists)

Cult of Rakdos - Entertainment and Food Industries (Cult, Troublemakers, Chaos-Bringers, Criminals)

Boros Legion - Military, SWAT, and Peace Keepers (Also sent to other planes to liberate or protect people)

Azorius Senate - Law Makers, Police Force, and Peace Keepers (Corrupt Government and Police)

Orzhov Syndicate - Banking and is the Dominant Religious Order (One of the Largest Crime Organizations on any plane)

House Dimir - Couriers, librarians, and Police/Military Spies (Espionage, Informants, Assassins, Thieves)

Gruul Clans - Wildlife Officers, Conservationists, and Foresters (Raiders, Outcasts, Savages, Defenders of Nature, and Destroyers of Civilization)

Selesnya Conclave - Charities, Conservationists, Nature Cult (Nature Cult, Defenders of Life, and Reserve Military)

Golgari Swarm - Agriculture and Waste Management (Assassins)

Simic Combine - Conservationists (Mad Scientists and Creators of Hybrid and Mutant Monstrosities)