A group of corrupt and former cops bringing their own brand of "justice" to Hell's Kitchen

A group with plans to overthrow the crown who fought the Avengers (Steed and Mrs. Peel) numerous times

A San Francisco group of mutant haters.

The Henchmen are literally a team composed of different henchmen of Gotham City's most feared super-criminals.

Sinestro, Parallax, Superman-Prime and the Cyborg Superman are the Heralds of the Sinestro Corps' sole Guardian: The Anti-Monitor. They are perhaps the most fearsome and most powerful team of supervillains ever assembled.

It is a group made up of six Eternals, a number sacred to the Eternals. They were created for large-scale war and destruction. It has never been specified whether they were created by the celestials or by Uranus, but it is known that they are part of the Arsenal of Uranus.

The leaders of the corrupt force know as the Chimera, the Higher Power are a bastardized doppelganger of Wildstorm's Authority.

High-Ones

A doomsday cult that feels vindicated by The Unknown War.

Chosen ones who are destined to save the world and 'hinder' the plans of Malesur

The Hive are descended from Humans who colonized the moon Selene. Over the course of a generation the blue sands of Selene mutated them, Changing their bodies and their minds so that they all share one consciousness

Baron Vanish's devoted followers.

Created subcounsciously by Ben Conrad, the Hollow men steal the life force and colors of their victims.

"Seven truly evil bastards" who all died at different time periods around LA. They do jobs for the rulers of Hell, hoping that eventually it will earn them a chance at freedom.

Group of people who received their powers from Johnny Redbeard. Their main characteristics, however, was their lack of originality

Agents of the Cult of the Unwritten Book. They eat the words that are on the tips of people's tongues and convert them into electricity.

One of the primary political entites of Azeroth, the Horde is a confederation of various species arrayed in a union against their arch-rivals in the Alliance. As of right now, the Orcs, Darkspear Jungle Trolls, Tauren, Blood Elves, Forsaken undead, Huojin Pandaren and the Bilgewater Cartel Goblins are its primary members.

They are a race of one minded individuals with the sole purpose of expand and consume.

The Horde are the Locusts of The Universe and equal to The Celestials, their counterparts, in every respect. When The Dreaming Celestial awoke so too did The Horde, they are not aware of the fact however that their primary functions have been compromised by the Arishem and other Celestials.

Ghostly roman mentors of Moon Maiden.

Ancient people from Central Asia. The Huns were Turkic, but there were also Tungusic, Mongolian, Oghur and Persian peoples among them.

A biker gang operating in Hub City and led by one Loosh O'Fry.

A group of adventurers formed to fight evils such as the Dark One and The Being.

The mysterious group is hunting down Rick's group.

The Hunters are a group of humans who hunt down any supernatural individuals. The Hunters pride themselves on immobilizing their prey before killing them.

Former Mountie Rangers killed and brought back by the Rot to kill Jacob Mullin, the avatar of the Red during the late 19th century.

A parody of the X-Men, they were foes of the Teen Titans and Blue Beetle. The Hybrid were humans adapted by a Prometheus process introduced by Mento, a former Doom Patrol member gone mad.

A group of immortals and otherwise long-lived characters, gathered to face the threat of Barbatos and the Dark Multiverse.

The Immortals are a race of preternatural beings with extraterrestrial origins. they are the main source of conflict throughout the Blood Legacy Comics from Top Cow. The main protagonist Ryan Alexander is a half breed and the only one of her kind as such

An ancient, influential crew of immortals whom the leader of which attempted to destroy the life's work of DUO.

The Impossibles are a trio of superheroes posing as a rock band. Whenever their boss, Big D, called them to give them their mission, they would instantly become superheroes: Coil Man, whose arms and legs are coils; Fluid Man, who can turn into water; and Multi Man, who can create a large amounts of copies of himself.

The unfortunate citizens of New York City who have been afflicted by the Blacklight Virus.

The Infinities are a group of three abstract beings who wield incalculable power. They used to travel the Multiverse realigning the energies of each Universe they traveled to in a way they considered harmonious.

A team of Genetically Enhanced clones.

The Initiative is the program created, under the SHRA, to train those with powers and abilities. Individuals that pass have a chance of being assigned to one of the fifty officially sanctioned teams.

The crime syndicate of Mister Negative, which includes many notable supervillains. This gang is a foe of Spider-Man, Anti-Venom and the Hood's Masters of Evil.

A secret order of Dark Side users trained by Darth Vader to hunt down Jedi

The Insiders is a mysterious group of elder beings that are trying to keep their immortality. They use human beings as acolytes, wearing a metallic suit called Thrashers.

The Intimidators are America's Domestic Strike Unit, but were seldom sent action because of their callous attitude and bloody disregard for human life.