The Infinites:

Captain Planet: Unofficial Leader of the Infinites (when it's his turn).  An elemental being, he gains strength and power from the basic elements; earth, fire, air, and water.  He also has the ability of Heart, letting him to read minds and also to influence weaker minds to his will.

Metamorph (a.k.a Don McCloud ): A wiseass who gained shapeshifting powers in a freak accident involving a nuclear cooling tank and a yellow-skinned bald fat guy screaming about donuts.  Can morph himself into any substance and density.  Is also the "Mad Inventor" of the group, creating various gadgets.

King Ggnictee: An immortal Scottish nomad who has traveled the worlds for centuries.  For more, read his history.

Jimmy the Dead: A teenager who decided to take over his world and succeeded.  Cyberneticly augmented his body, increasing his strength, speed, and agility.  Another very bright fellow, his sense of humor leans towards the macabre.  His nickname, "Dead", is an personal joke, as he is afraid of death.

T-1000: A sentinent prototype Cyberdine Terminator, T-1000 is created of liquid adamantium, making him generally invincible.

Deacon Briars: Vampire assassin.  Trained killer and sharpshooter, his fighting skills are augmented by his vampiric abilities.  For unknown reasons, is immune to sunlight.  Often referred to as the Infinites resident grump, Deacon takes matters seriously.

Eskanina Smith: Discworld's only registered female wizard.  Incredibly powerful spellcaster.  Girlfriend of Spidercide

Spidercide (R.I.P): Shapechanging clone of Spider-Man, has shapeshifting abilities in addition to Spidey's powers.  Selflessly sacrificed his life to save his fellow Infinites from the wrath of Z-Mage.

Support Crew:  There are many people working behind the scenes helping the Infinites.  Notables are:

• Erin: Clone from a parallel world of the Marvel Universe, Erin is both highly intelligent and extremely beautiful.  Has a relationship with King Ggnictee.

Rouges Gallery:

Z-Mage: Powerful sorcerer.  Seeks to prevent his eventual fate (he was slain by a younger version of himself while experimenting with time travel.)  Needs the Infinity Gems that the Infinites protect in order to advert his fate.  

Inner Circle: Besides the usual grunts and thugs that Z-Mage employs to carry out his work, he has these beings as his most trusted minions.

• Veriate: Young girl, treats Z-Mage like a father.  Can tell truth from lie and can also impose a shapeshifters true form.
• Holo: Muscleman of the group.  Holo is compromised of solid light, making him invincible.
• Blank: Shapeshifter employed for infiltrations and general spying.  Can change himself to look like anyone.  Very mysterious, has his own agenda.
• Captain Pollution: Evil clone of Captain Planet, feeds on and expells pollution.  Brought back from oblivion by Z-Mage
• Spears 2.0:  To speak of her is to invite madness.  Let's move on.

DeMonStar:  Created from the genetic material of the intergalatic criminal MonStar, DeMonStar seeks to improve himself and become perfect, no matter what the cost.  Intelligent and strong, with a planet's worth of robotic soldiers, DeMonStar is a force to be reckoned with.  Has a rivalry with Z-Mage after the events of the Panic in the Sky.

Other Important People:

The Narrator:  Narrates the stories.  Oft carries semi-omnipotence and/or gets killed often.  Resembles John Cleese.

Harley Quinn:  Semi-insane cutie/guest interviewer of the Khazan Arena.

Pat Summers and Jay Peoples:  Sportscasters of the Khazan Arena.

The Goddess Calisto: Patron Saint of the Khazan Arena

The Chroniclers: Khazan's premier superhero unit; assigned to protect all of time.  Metamorph's former team.

Notable Places:

The Mobiüs:  The Infinites' mobile base of operations: a remodeled World Destroyer.

The Relentless:  A transport/battle craft designed by Metamorph.

Khazan: A massive city located in the middle of a multidimensional crossroads.

The Khazan Battle Arena: One of Khazan's attractions, the Arena is where many heroes and celebrities duke it out to the delight of the crowd.

The Z-Mansion:  Z-Mage's home, an abandoned X Mansion from an alternate universe that Z-Mage wiped clean of human life.

BrimStar:  DeMonStar's mobile base of operations, a planet designed for interdimensional transport.