Thanatos

Thanatos is a mysterious organization that is against mankind.

Thanatos has masterminded several key events regarding organizations throughout the regions, including:
 * Charon's position within Team Galactic
 * Providing Team Galactic with a second artificial Red Chain to control Dialga and Palkia
 * The power outage of Sunnyshore City
 * The selection of participants to the Sinnoh Battle Frontier
 * Providing Neo Team Rocket DNA of Mew and the lost Mewtwo
 * Bill's transformation into a Pokemon
 * The transformation of the haunted Pokemon Tower to the Radio Tower in Lavender Town
 * Koga, Will, and Karen's acsension to the Elite Four via Agatha's murder and Lorelei's departure
 * Allowing Celio to find the Ruby and the Sapphire in the Sevii Islands
 * Drawing Lorelei to return to Four Island, leaving her position vacant in the Elite Four
 * Funding Neo Team Rocket's Cloning Project M II, creating a second clone of Mewtwo
 * Showing Neo Team Rocket the ability of sound waves to make Pokemon evolve into slaves
 * Funding the Lava Corporation, the Shell Corporation, and the Light Corporation
 * Blackmailing President Stone of Devon Corporation to merge companies, giving Celeste control
 * Allowing Brendan and May to link with Primal Kyogre and Primal Groudon
 * Allowing Andrew to link with Mega Rayquaza and capture Deoxys
 * Controlling Kyurem, making it freeze over the entire Unova region

Members
Thanatos is shrouded in mystery, so most of the members are unknown.

However, Andrew and Nico have encountered three women known as the Furies, and Silver overheard them mentioning they would report to "Pluto" and "Persephone", and they were still bitter that "Cerberus" and "Chernabog" had deserted them.

The Furies' Pokemon Team:
 * Drfiblim
 * Gengar
 * Weavile

Allies
Thanatos has allied itself with Team Galactic, Neo Team Rocket, and the Light Corporation