Grave is an anti-terrorist organisation, lead by Vaan Kiseragi and Mai Natsuki. Their primary objective being the eradication of Nexus; Grave's clandestine base of operations (known as "Pulse") is located on Ventris Island. All combatant personnel are split into two teams: Reapers and Undertakers.
The Nexus corporation has a mafioso-like base of operations, with many ties to drugs, weapon dealing, human trafficking and even supposedly hold positions of power within the military and political parties.
Xarus' true goal for Nexus is to control the worlds power, enabling him to release his demonic form and lead an army on the world.
The Holy Armed Interventions Testament (H.A.I.T) is a secret group of elite, bio mechanically altered super soldiers. They are of the Vatican faith and answer solely to the Pope himself.
H.A.I.T's only purpose is the hunting and extermination of all Vampires as their existence is seen as a slight on God.
The Lineage Clan
The Lineage clan was created as group of vampires who wished to stop feeding on humans and instead turned their thirst of blood to that of an animal variety.
Although the group is quite large, the clan itself is comprised of four elite Vampires who posses great abilities and serve under their leader; Kiba with a fierce loyalty.
The Dragons of Millennium Exile are majestic creatures who now live solely withing the Twilight Forest. They live as one with nature and as such, control a vast amount of nature and element based energies.
They once ruled the planet, however they were constantly hunted for their magical properties and eventually retreated within the forest after the events of the Sable Fall.
Dragons now have a reputation for being vicious and without mercy to any who enter the forest, even destroying any vehicles that passes it's borders.
This grouping is for individual characters and creatures that have no specific affiliation with any one side.