Actually, there are 20 different factions available :
-Crown of Ferelden (Red player)
-Mage Circle (Blue player)
-Uldred's Broken Circle (Blue player)
-Bannermen of Ferelden (Teal player)
-Orlais Expedition Army (Teal path)
-Chasind Barbarian Horde (Teal path)
-Werewolves of Brecilian (Purple player)
-Tainted Werewolves (Purple path)
-Redcliffe Castle (Yellow Player)
-Qunari Invasion (Yellow path)
-Redcliffe Devil (Orange player)
-Dalatian Clans (Green player)
-United Clans of Brecilian (Green path)
-Dwarf of Orzammar (Pink player)
-High Dwarven Kingdom (Pink reward)
-The Grey Wardens (Gray player)
-Darkspawn Horde (Light blue and Dark Green players)
-Architect Horde (Dark Green second chance)
-The Mother Horde (Light Blue second chance)
-Archdemon's Underground Army (Brown player)