Earth-S:

American Eagle II/Cap't Hawk/Blue Eagle
Real Name: James Dore Jr.
Occupation: Adventurer
Other Aliases: Cap'n Hawk, Blue Eagle
Place Of Birth: Mayflower, Freedonia
Marital Status: Single
Known Relatives: James Dore Sr. (American Eagle I, father, deceased), Adrienne Dore (mother)
Group Affiliation: Squadron Supreme
Source Of Powers: None
Cause of Death: Neck broken in fall while battling Lamprey
First Appearance (as American Eagle): Avengers Vol.1 #85
First Appearance (as Cap't Hawk): Avengers Vol.1 #145
First Appearance (as Blue Eagle): Squadron Supreme #2
List Of Appearances:
Avengers Vol.1 #85 (as American Eagle II, first encountered the Avengers)
Avengers Vol.1 #145 (as Cap'n Hawk, battled the Avengers on behalf of the Serpent Cartel, then turned against the Cartel)
Thor Vol.1 #280 (alongside Squadron and Thor, battled Emil Burbank and Hyperion II)
Defenders #112-115 (alongside Squadron, mind-controlled by the Over-Mind; used as pawn in Over-Mind's conquest of "Other-Earth"; freed by the Defenders; battled and defeated Over-Mind and Null the Living Darkness alongside Squadron and Defenders)
Squadron Supreme #2 (as Blue Eagle, alongside Squadron, assumed control of the United States government, revealed true identity to public)
Squadron Supreme #4 (alongside Squadron, battled rogue soldiers at Fort Largo)
Squadron Supreme #5 (alongside Squadron, battled Institute of Evil)
Squadron Supreme #6 (discovered Golden Archer II had used Behavior Modification Device on Lady Lark, called for his dismissal from the team)
Squadron Supreme #11 (captured by Nighthawk's Redeemers and placed under Master Menace's Behavior Modification Machine)
Squadron Supreme #12 (died fighting Lamprey)
Final Appearance: Squadron Supreme#12

Ape X
Real Name: Xiana
Occupation: Scientist, former criminal
Other Aliases: None
Place of Birth: Unrevealed
Marital Status: Single
Known Relatives: None
Group Affiliation: Institute of Evil, Squadron Supreme
Source of Powers: Experimental procedures
Powers: Superhuman intellect
First Appearance: Squadron Supreme #5
List of Appearances:
Squadron Supreme #5 (with Institute of Evil, captured loved ones of the Squadron Supreme)
Squadron Supreme #6 (made loyal by behavior-modification, joined Squadron Supreme)
Squadron Supreme #7-8 (aided Tom Thumb in laboratory work)
Squadron Supreme #9 (attempted to aid Tom Thumb in finding cure for cancer)
Squadron Supreme #10 (began construction on robot body for Tom Thumb)
Squadron Supreme #11 (learnt Moonglow I was double-agent; rendered catatonic trying to overcome influence of Behavior-Modification)
Squadron Supreme #12 (still comatose, visited by Shape)

Arcanna/Moonglow II
Real Name: Arcanna Jones
Occupation: Adventurer, former medium
Other Aliases: (former) Arcanna
Place Of Birth: Unrevealed
Marital Status: Married
Known Relatives: Philip Jones (husband), Drusilla Jones (daughter), Katrina Jones (daughter), Andrew Jones (son), Benjamin Jones (son), Thomas Jones (son)
Group Affiliation: Squadron Supreme
Source Of Powers: Manipulation of the forces of magic
Powers: Ability to manipulate magical forces in order to control natural substances and forces, like wind, wood and water, can also cast illusions
First Appearance (as Arcanna): Defenders #112
First Appearance (as Moonglow): Squadron Supreme: Death Of A Universe
List Of Appearances;
Defenders #112-115 (with Squadron Supreme, brainwashed by Over-Mind to fight Defenders)
Squadron Supreme #1
Squadron Supreme #4-6
Squadron Supreme #8
Squadron Supreme #12 (birth of youngest child)
Squadron Supreme: The Death Of A Universe (took on id of Moonglow, fought Nth Man I, son became Nth Man II)
Quasar #13 (stranded on earth, met Quasar, relocated at Project: Pegasus)

Black Archer
See: Hawkeye II

Blue Eagle
See: American Eagle II

Brainchild II
Real Name: Arnold Sutton
Occupation: Would-be mastermind
Other Aliases: None
Place of Birth: Unrevealed location on Earth-S
Marital Status: Single
Known Relatives: Harold Sutton (father), Mrs. Sutton (mother)
Group Affiliation: None
Source of Powers: Genetic mutation
Powers: Telepathy, superhuman intellect, able to cast bolts of mental energy, telekinesis
First Appearance: Avengers Vol.1 #86
List of Appearances:
Avengers Vol.1 #86 (plotted to destroy all life on Earth-S, fought Avengers and Squadron Supreme, defeated, powers disappeared, became normal child)

Cap't Hawk
See: American Eagle II

Cerebrex
Real Name: None
Occupation: Robot servant of Master Menace
Other Aliases: None
Place of Creation: Master Menace's laboratory, Earth-S
Creator: Master Menace
Marital Status: Inapplicable
Known Relatives: None
Group Affiliation: None
Source of Powers: None
First Appearance: Squadron Supreme #6
List of Appearances:
Squadron Supreme #6 (tended to the needs of Mink, Remnant and Pinball)

Doctor Decibel
Real Name: Anton Decibel
Occupation: Former surgeron
Other Aliases: None
Place of Birth: Unrevealed
Marital Status: Single
Known Relatives: None
Group Affiliation: Institute of Evil, Squadron Supreme
Source of Powers: None; wore device that released sonic energy
Cause of Death: Suffocated within darkforce summoned by Quagmire
First Appearance: Squadron Supreme #5
List of Appearances:
Squadron Supreme #5 (with Institute of Evil, held loved ones of the Squadron Supreme captive, defeated)
Squadron Supreme #6 (behavior-modified, joined the Squadron Supreme)
Squadron Supreme #7-9 (served as physician for Arcanna Jones)
Squadron Supreme #10 (drowned in darkforce summoned by Quagmire)
Final Appearance: Squadron Supreme #10

Doctor Spectrum I
Real Name: Joseph Ledger
Occupation: Adventurer, former astronaut and flight instructor
Other Aliases: (nickname) Joe
Place Of Birth: Unrevealed
Marital Status: Single
Known Relatives: None
Group Affiliation: Squadron Supreme
Source Of Powers: A power prism, later-on the power prism exploded and fragments of the power prism embedded themself in Doctor Spectrum's body
Powers: Has the ability to fly, project powerful concussive energy blasts, light, heat and other forms of radiation. During the Battle of Squadron City,the Black Archer shattered Doctor spectrum's Power Prism shattering shards all over Spectrum's body causing Spectum's skin and costume to become devoid of pigment.However,Spectrem retains his power,now he changes color completly depending on what power he uses (red for concussion,green for flight,and yellow for tractor beam). Spectrum has since regained his normal color since his visit on Earth 616 while Project-PEGASUS. It is unclear if the scientists restored the Power Prism or some other manner restored his appearance and abilties.
First Appearance: Avengers Vol.1 #85
List Of Appearances;
Avengers Vol.1 #85 (with Squadron Supreme first fought Avengers)
Squadron Supreme #4 (origin)
Squadron Supreme #12 (fought Lamprey, who died when he tried to absorb Dr. Spectrum's power prism)

Foxfire
Real Name: Olivia Underwood
Occupation: Adventurer, goverment agent, former professional criminal
Other Aliases: None
Place Of Birth: Nexusville, New Brunswick, USA
Marital Status: Single
Known Relatives: None
Group Affiliation: Squadron Supreme, former member of Institute Of Evil
Source Of Powers: Unrevealed
Powers: Had the ability to project energy from her hands, that could cause matter to disintegrate
Cause Of Death: Slayed by the Mink during the Squadron Supreme/Redeemer battle
First Appearance: Squadron Supreme #5
List Of Appearances;
Squadron Supreme #5-6 (as member of Institute of Evil)
Squadron Supreme #7
Squadron Supreme #10
Squadron Supreme #12 (killed by Mink)
Final Appearance: Squadron Supreme #12

Golden Archer II
See: Hawkeye II

Hawkeye II/Golden Archer II/Black Archer
Real Name: Wyatt McDonald
Occupation: Freedom fighter
Other Aliases: Golden Archer II, Black Archer
Place Of Birth: Unrevealed location in the United Kingdom of "Other-Earth"
Marital Status: Single
Known Relatives: None
Group Affiliation: The Squadron Supreme, The Redeemers
Source of Powers: None
Abilities: Excellent marksman with a bow
Cause of Death: Massive head trauma from blow by mace wielded by Blue Eagle
First Appearance (as Hawkeye): Avengers Vol.1 #85
First Appearance (as Golden Archer): Avengers Vol.1 #141
First Appearance (as Black Archer): Squadron Supreme#10
List Of Appearances:
Avengers Vol.1 #85-86 (encountered Avengers Vision, Scarlet Witch, Quicksilver, and Goliath II, fought alongside Squadron and Avengers against Brain-Child I)
Avengers Vol.1 #141-142, 144, 147-149 (alongside Squadron, fell under influence of Serpent
Cartel and battled Avengers, along with rest of Squadron turned against Serpent Cartel)
Defenders #113-115 (alongside Squadron, mind-controlled by the Over-Mind, freed by
Defenders, battled Over-Mind and Null the Living Darkness alongside the Squadron and
Defenders)
Squadron Supreme #1 (joined in Squadron Supreme's decision to take control of United
States to implement "Utopia Program", publicly revealed secret identity)
Squadron Supreme #3 (captured and nearly executed by vigilantes)
Squadron Supreme #4 (proposed to Lady Lark, was rejected, used behavior modification
machine to compel her to love him)
Squadron Supreme #5 (captured by Institute of Evil and compelled by them to betray
Squadron, rescued by Squadron)
Squadron Supreme #6 (expelled from the Squadron for his misuse of behavior modifier)
Squadron Supreme #10-11 (joined Nighthawk's Redeemers)
Squadron Supreme #12 (died)
Final Appearance: Squadron Supreme #12

Haywire
Real Name: Harold Danforth
Occupation: Adventurer, former freedom fighter
Other Aliases: None
Place Of Birth: Unrevealed
Marital Status: Single
Known Relatives: None
Group Affiliation: Former member of Redeemers and Squadron Supreme
Source Of Powers: Unrevealed
Powers: Athlete, has the ability to psionically generate a "tanglewire" from his fingertips which he can use for a variety of effects
First Appearance: Squadron Supreme #10
List Of Appearances;
Squadron Supreme #10 (attended Nighthawk's organizational meeting of the Redeemers)
Squadron Supreme #11 (joined Squadron Supreme as double agent)
Squadron Supreme #12 (with Redeemers fought Squadron Supreme)
Squadron Supreme: Death Of A Universe (fought NTH Man, witnessed death of girlfriend Inertia)
Quasar #13, 19 (tried to return to "Earth-S", failed)
Avengers Vol.3 #6-7 (with Squadron Supreme fought Avengers)
Avengers/Squadron Supreme Annual '98 (with Squadron Supreme fought Avengers, when rest of team left to go to "Earth-S" Haywire decided to stay on Earth)

Hyperion I
Real Name: Unrevealed
Occupation: Adventurer, former cartoonist
Other Aliases: (former) Mark Milton
Place Of Birth: Unrevealed
Marital Status: Single
Known Relatives: None
Group Affiliation: Leader of Squadron Supreme
Source Of Powers: Specialized development of Eternals of Earth-S
Powers: Above normal intelligence, Superhuman strenght, stamina, durability, agility. Supersonic flight speed, the ability to use coasmic force granting him longevity and the ability to project infra-red heat through his eyes
First Appearance: Avengers Vol.1 #85
List Of Appearances:
Avengers Vol.1 #85 (with Squadron Supreme first fought Avengers)
Avengers Vol.1 #141, 144, 147 (alongside Squadron, fell under influence of Serpent Cartel and battled Avengers, along with rest of Squadron turned against Serpent Cartel)
Defenders #112-115 (with Squadron Supreme, mind-controlled by Over-Mind fought Defenders)
Squadron Supreme #1-2
Squadron Supreme #5
Squadron Supreme #8 (fought Hyperion II, death of Hyperion II)
Squadron Supreme #12 (showdown with Redeemers)
Squadron Supreme Graphic Novel
Quasar #13-16, 25
Avengers/Squadron Supreme Annual '98 (mind-controlled by Corrupter, fought Avengers)

Inertia
Real Name: Edith Freiberg
Occupation: Adventurer, former freedom fighter
Other Aliases: None
Place Of Birth: Unrevealed
Marital Status: Single
Known Relatives: None
Group Affiliation: Squadron Supreme, The Redeemers
Source Of Powers: Unrevealed
Powers: Able to transfer inertia from one person to another
Cause Of Death: Sucked through a breach in space
First Appearance: Squadron Supreme #10
List Of Appearances:
Squadron Supreme #10 (alongside Nighthawk I's Redeemers, plotted to overthrow the Squadron Supreme's rule of America)
Squadron Supreme #11 (revealed to have joined Squadron as a double agent)
Squadron Supreme #12 (alongside Nighthawk's Redeemers, attacked Squadron; battled Power Princess; defeated by Dr. Spectrum I)
Squadron Supreme Graphic Novel (alongside Squadron Supreme, Professor Imam, and Master Menace, attacked the Nth Man I; sucked through a breach in space and died)
Final Appearance: Squadron Supreme Graphic Novel

Institute of Evil
Group Leader: Dr. Decibel
Members: Ape X, Foxfire, Lamprey, Quagmire, Shape, Remnant, Mink
First Appearance: Squadron Supreme#5
List of Appearances:
Squadron Supreme #5 (captured loved ones of the Squadron Supreme, defeated by the Squadron and behavior-modified)
Squadron Supreme #9 (appeared in flashback to the Scarlet Centurion's game with the Grandmaster)
Final Appearance: Squadron Supreme #5

Lamprey
Real Name: Donald McGuiggan
Occupation: Adventurer, former professional criminal
Other Aliases: None
Place Of Birth: Unrevealed location in USA
Marital Status: Single
Known Relatives: None
Group Affiliation: Former member of Institute Of Evil, Squadron Supreme, Redeemers
Source Of Powers: Unrevealed
Powers: Had the ability to absorb energy from other superhuman beings, to use as enchancement of own strenght. speed, staimna, durability and reflexes.
Cause Of Death: Exploded when he tried to absorb all of the energy from Doctor Spectrum's power prism
First Appearance: Squadron Supreme #5
List Of Appearances;
Squadron Supreme #5-6 (as member of Institute Of Evil fought Squadron Supreme, joined Squadron Supreme)
Squadron Supreme #11 (joined Redeemers)
Squadron Supreme #12 (died when he tried to absorb Dr. Spectrum's power prism)
Final Appearance: Squadron Supreme #12

Lonni
Real Name: Lonni (last name unrevealed)
Occupation: Newspaper reporter
Other Aliases: None
Place of Birth: Cosmopolis
Marital Status: Single
Known Relatives: None
Group Affiliation: None
Source of Powers: None
First Appearance: Squadron Supreme #1
List of Appearances:
Squadron Supreme #1 (learnt Mark Milton was Hyperion I, said goodbye to him)

Mink
Real Name: Unrevealed
Occupation: Super-criminal
Other Aliases: None
Place of Birth: Unrevealed location on Earth-S
Marital Status: Single
Known Relatives: None
Group Affiliation: Former member of the Redeemers and the Institute of Evil
Source of Powers: None
Abilities: Skilled athlete, fights opponents with metal claws
First Appearance: Squadron Supreme #6
List of Appearances:
Squadron Supreme #6 (with Pinball and Remnant, had Master Menace send them to the mainstream-Earth)
Captain America Vol.1 #314 (fought Captain America and Nighthawk, returned to Earth-S)
Squadron Supreme #7 (with Nighthawk, formed the Redeemers)
Squadron Supreme #9 (with the Redeemers, recruited Redstone)
Squadron Supreme #10 (with Redeemers, planted members inside the Squadron Supreme)
Squadron Supreme #11 (observed Master Menace remove the behavior-modifications on other Institute of Evil members)
Squadron Supreme #12 (fought Arcanna, killed Foxfire after she killed Nighthawk)

Moonglow I
Real Name: Melissa Hanover
Occupation: Unrevealed
Other Aliases: None
Place Of Birth: Unrevealed
Marital Status: Single
Known Relatives: None
Group Affiliation: Former member of Redeemers, Squadron Supreme
Source Of Powers: Unrevealed
Powers: Ability to cast convincing three dimnesional illusions by affecting the perceptions of other beings
First Appearance: Squadron Supreme #10
List Of Appearances;
Squadron Supreme #10 (secretly member of Redemeers, joined Squadron Supreme)
Squadron Supreme #11-12

Moonglow II
See: Arcanna

Nighthawk I
Real Name: Kyle Richmond
Occupation: Adventurer, chief stockholder of Richmond Pharamaceuticals, Inc. former president of USA
Other Aliases: None
Place Of Birth: Cosmopolis, New Troy, USA
Marital Status: Single
Known Relatives: unnamed father (deceased)
Group Affiliation: Former member of Squadron Supreme, former leader of Redeemers
Source Of Powers: No superpowers
Abilities: Superb gymnast, skilled pilot, extensive training in martial arts
Cause Of Death: Died from a heartattack caused by Foxfire
First Appearance: Avengers Vol.1 #85
List Of Appearances;
Avengers Vol.1 #85-86 (with Squadron Supreme and Avengers fought Brain-Child II)
Defenders #112-115
Squadron Supreme #1 (resigned from Squadron Supreme)
Captain America Vol.1 #314
Squadron Supreme #7
Squadron Supreme #9-11
Squadron Supreme #12 (killed by Foxfire)
Final Appearance: Squadron Supreme #12

Nuke I
Real Name: Albert Gaines
Occupation: Adventurer
Other Aliases: None
Place Of Birth: Motor City, Wyandota
Marital Status: Single
Known Relatives: Gilbert Gaines (father, deceased), Florence Gaines (mother, deceased), Scott Gaines (brother)
Group Affiliation: Squadron Supreme
Source Of Powers: Mutation through exposure to radioactive waste products
Powers: Flight, able to release nuclear energy from his body
Cause of Death: Suffocated when he used his powers and burned up all the oxygen within an energy bubble he was entrapped in by Dr. Spectrum I
First Appearance: Defenders #112
List Of Appearances:
Defenders #112-114 (alongside other Squadron members, mind-controlled by Over-Mind; used along with other members as pawns, freed by the Defenders; battled and defeated Over-Mind and Null the Living Darkness alongside Squadron Supreme and Defenders)
Squadron Supreme #1 (alongside Squadron Supreme, assumed control of the government of the United States of "Other-Earth", publicly revealed true identity)
Squadron Supreme #2 (learned his parents were dying of radiation poisoning from exposure to him, asked Tom Thumb to find a cure for them, learned Tom had failed, vowed revenge on him)
Squadron Supreme #3 (went insane with grief over parents' death, fought Dr. Spectrum I who tried to prevent him from murdering Tom Thumb; encased by Spectrum in an energy bubble, suffocated while trying to escape)
Final Appearance: Squadron Supreme #3

Pinball
Real Name: Unrevealed
Occupation: Super-criminal
Other Aliases: None
Place of Birth: Unrevealed location on Earth-S
Marital Status: Single
Known Relatives: None
Group Affiliation: The Redeemers
Source of Powers: Unrevealed
Powers: Pinball had the ability to "inflate", so as to resemble a giant rubber ball
Cause of Death: Lung collapsed after being struck by the Blue Eagle
First Appearance: Squadron Supreme #6
List of Appearances:
Squadron Supreme #6 (with Mink and Remnant, had Master Menace send them to the mainstream-Earth)
Captain America Vol.1 #314 (fought Captain America and Nighthawk, returned to Earth-S)
Squadron Supreme #7 (with Nighthawk, formed the Redeemers)
Squadron Supreme #9 (with the Redeemers, recruited Redstone)
Squadron Supreme #10 (with Redeemers, planted members inside the Squadron Supreme)
Squadron Supreme #11 (observed Master Menace remove the behavior-modifications on other Institute of Evil members)
Squadron Supreme #12 (with Redeemers, fought the Squadron Supreme, accidentally killed by Blue Eagle, who died crash-landing on him)
Final Appearance: Squadron Supreme #12

Power Princess
Real Name: Zarda
Occupation: Adventurer, former ambassador and goverment agent
Other Aliases: None
Place Of Birth: Utopia Isle
Marital Status: Widowed
Known Relatives: Howard Shelton (common law husband, deceased)
Group Affiliation: Squadron Supreme, former member of Golden Agency
Source Of Powers: Advanced eugenic practices of Utopians
Powers: Above normal intelligence, superhuman strenght, speed, stamina, durability, agility and reflexes, extensive experience in hand-to-hand combat
First Appearance: Defenders #112
List Of Appearances;
Defenders #112 (controlled by Over-Mind, battled Defenders, cured and battled Over-Mind & Null The Living Darkness)
Squadron Supreme #1
Squadron Supreme #5 (battled Institute Of Evil)
Squadron Supreme #7 (death of Howard Shelton)
Squadron Supreme #8
Squadron Supreme #12
Squadron Supreme Graphic Novel
Quasar #13
Quasar #27

Quagmire
Real Name: Jerome Myers
Occupation: Criminal, renegade
Other Aliases: None
Place Of Birth: Pittsville, Terranova, USA
Marital Status: Single
Known Relatives: None
Group Affiliation: Former member of Squadron Supreme and Institute of Evil
Source Of Powers: Genetic mutation
Powers: Able to manipulate darkforce, usually in the form of an oozing, slimy adhesive
First Appearance: Squadron Supreme #5
List Of Appearances:
Squadron Supreme #5 (alongside Institute of Evil, held Squadron Supreme's loved ones hostage, defeated by the Squadron)
Squadron Supreme #6 (underwent behavior modification, elected to Squadron membership)
Squadron Supreme #7
Squadron Supreme #8 (on assignment with Ape X and Blue Eagle, reprimanded by Blue Eagle for inappropriate behavior, rescued thirty people in industrial accident, fell into coma)
Squadron Supreme #9
Squadron Supreme #10 (while in coma, interfaced with Darkforce dimension, vast quantities of Darkforce flooded the hospital, life support disconnected by Hyperion, vanished into Darkforce dimension)
Marvel Comics Presents #29 (portal into mainstream Earth dimension formed near Nexus of Realities in belly of the Man-Thing, Quagmire's body passed through Man-Thing's passage, apparently reversed effects of behavior modification, restoring old personality; battled Quasar and Jennifer Kale, defeated)
Quasar #35 (contacted by the Chief Examiner in the Vault, freed)
Quasar #36-37 (approached Kayla Ballantine and forced her through the Chief Examiner's black teleportal, battled tiny Anti-Body which secretly sought refuge inside his body)
Quasar #43-44 (allied with Anti-Body, battled Quasar, teleported away by Darkling)
New Warriors Vol.1 #32-33 (controlled by the Darkling, fought New Warriors)

Redstone
Real Name: Michael Redstone
Occupation: Adventurer
Other Aliases: None
Place Of Birth: Apache reservation somewhere in Southwest United States of "Other-Earth"
Marital Status: Single
Known Relatives: None
Group Affiliation: Squadron Supreme, The Redeemers
Source Of Powers: Unrevealed
Powers: Superhuman strength, stamina and durability which he gains from contact with the Earth
Cause Of Death: Adverse effects of separation from Earth's environment
First Appearance: Squadron Supreme #9
List Of Appearances:
Squadron Supreme #9 (recruited into Redeemers by Nighthawk I)
Squadron Supreme #10 (alongside several other Redeemers, infiltrated Squadron Supreme)
Squadron Supreme #11 (with Thermite I, captured Shape and took him to Redeemers for deprogramming)
Squadron Supreme #12 (with Redeemers, fought Squadron, forcing them to end their dictatorship over "Other-Earth", personally bested Hyperion I in battle)
Squadron Supreme: Death of a Universe (died as a result of traveling into outer space)
Final Appearance: Squadron Supreme: Death of a Universe

Remnant
Real Name: Unrevealed
Occupation: Super-criminal
Other Aliases: None
Place of Birth: Unrevealed location on Earth-S
Marital Status: Single
Known Relatives: None
Group Affiliation: Former member of the Redeemers and the Institute of Evil
Source of Powers: None
First Appearance: Squadron Supreme #6
List of Appearances:
Squadron Supreme #6 (with Pinball and Mink, had Master Menace send them to the mainstream-Earth)
Captain America Vol.1 #314 (fought Captain America and Nighthawk, returned to Earth-S)
Squadron Supreme #7 (with Nighthawk, formed the Redeemers)
Squadron Supreme #9 (with the Redeemers, recruited Redstone)
Squadron Supreme #10 (with Redeemers, planted members inside the Squadron Supreme)
Squadron Supreme #11 (observed Master Menace remove the behavior-modifications on other Institute of Evil members)
Squadron Supreme #12 (fought the Squadron Supreme, witnessed death of his best friend Pinball)

Scarlet Centurion (Earth-S)
Real Name: Unrevealed
Occupation: Ruler of an alternate future Earth in the 50th Century A.D.
Other Aliases: Rama-Tut
Place of Birth: An unrevealed location on an alternate future Earth of the 40th Century A.D.
Marital Status: Unrevealed
Known Relatives: Nathaniel Richards (ancestor)
Group Affiliation: None
Source of Powers: None
Powers/Abilities: Gifted scientific genius
First Appearance: Squadron Supreme #2
List of Appearances:
Squadron Supreme #2 (threatened to invade the 20th Century; informed by Hyperion that if he did, he would kill him with his bare hands; withdrew; visited by Tom Thumb, requesting his cure for cancer; agreed if Thumb would poison Hyperion with Argonite)
Squadron Supreme #9 (revealed to have formed the Institute of Evil while playing a game against the Grandmaster; witnessed  Thumb's theft of his "Panacea Potion" in an attempt to cure cancer)
Squadron Supreme: Death of a Universe (witnessed the Squadron Supreme's struggle against the Nth Man)

Shape
Real Name: Raleigh Lund
Occupation: Adventurer, former criminal
Other Aliases: None
Place Of Birth: Simak, Lowengard, USA
Marital Status: Single
Known Relatives: None
Group Affiliation: Squadron Supreme, former member of Institute Of Evil
Source Of Powers: Unrevealed
Powers: Superhuman durability, has the ability to shift up til 80% of his physical mass from one part of his body to another at will, his body is extremely rubbery
First Appearance: Squadron Supreme #5
List Of Appearances;
Squadron Supreme #5-6 (member of Institute Of Evil, joined Squadron Supreme)
Squadron Supreme #8-9
Squadron Supreme #12
Squadron Supreme Graphic Novel
Quasar #13
Avengers Annual'98

Skrullian Skymaster
Real Name: Skymax
Occupation: Adventurer
Other Aliases: "Skrull"
Place of Birth: Unrevealed location in the Skrull Empire of Earth-S's dimension
Marital Status: Unrevealed
Known Relatives: None
Group Affiliation: Squadron Supreme
Source of Powers: Member of the Skrull race
Powers: Shape-shifting
First Appearance: Squadron Supreme #1
List of Appearances:
Squadron Supreme #1 (in flashback, revealed as founding member of the Squadron Supreme)
Squadron Supreme: New World Order (rejoined Squadron Supreme)

Squadron Supreme
Group Leader: Hyperion I
Members: Power Princess, Whizzer II, Dr. Spectrum I, Arcanna, Haywire, Shape, Lady Lark, Nighthawk I, American Eagle II, Golden Archer II, Nuke I, Tom Thumb, Ape-X, Dr. Decibel, Foxfire, Lamprey, Inertia, Redstone, Thermite I, Moonglow I, Quagmire, Skrullian Skymaster, Amphibian, Nighthawk III
First Appearance: Avengers Vol.1 #85
List Of Appearances:
Avengers Vol.1 #85
Squadron Supreme #1-12
Squadron Supreme: Death of a Universe
Avengers Annual ‘98
Squadron Supreme: New World Order

Thermite I
Real Name: Sam Yurimoto
Occupation: Subversive
Other Aliases: None
Place of Birth: Unrevealed location on Earth-S
Marital Status: Single
Known Relatives: None
Group Affiliation: Squadron Supreme, Redeemers
Source of Powers: Unrevealed
Powers: Able to generate intense heat from the left side of his body, and intense cold from the right side of his body
Cause of Death: Regulator pack damaged by Whizzer II, leaving him unable to control his powers
First Appearance: Squadron Supreme #10
List of Appearances:
Squadron Supreme #10 (recruited for the Redeemers by Nighthawk; sent to infiltrate the Squadron Supreme)
Squadron Supreme #11 (trained with Squadron Supreme; captured recruits for the Redeemers)
Squadron Supreme #12 (with the Redeemers, fought the Squadron Supreme; killed during battle when Whizzer II damaged his regulator pack)
Final Appearance: Squadron Supreme #12

Tom Thumb
Real Name: Thomas Thompson
Occupation: Scientist, inventor, adventurer
Other Aliases: None
Place Of Birth: Melzburg, Danteana, USA
Marital Status: Single
Known Relatives: None
Group Affiliation: Squadron Supreme
Source Of Powers: None
Abilities: Extraordinary genius, expert inventor and scientist
Cause Of Death: Cancer
First Appearance: Avengers Vol.1 #85
List Of Appearances;
Avengers Vol.1 #85-86 (with Squadron Supreme and Avengers fought Brain-Child II)
Defenders #112-114
Squadron Supreme #1
Squadron Supreme #2 (learned he had cancer)
Squadron Supreme #3
Squadron Supreme #5-6 (captured by Institute Of Evil)
Squadron Supreme #9
Squadron Supreme #10 (died from cancer)
Final Appearance: Squadron Supreme #10

Whizzer II
Real Name: Stanley Stewart
Occupation: Adventurer, former postman
Other Aliases: None
Place of Birth: Unrevealed
Marital Status: Married
Known Relatives: Madeline Stewart (wife), Tina Stewart (daughter)
Group Affiliation: Squadron Supreme
Source of Powers: Mutagenic effects of fogbank of unknown nature
Powers: Superhuman speed and reflexes
First Appearance: Avengers Vol.1 #85
List of Appearances:
Avengers Vol.1 #85-86 (first encountered Avengers; with Squadron Supreme and Avengers, battled Brain-Child II)
Avengers Vol.1 #148-149 (with Squadron, battled the Avengers on behalf of Serpent Cartel, then turned against Cartel)
Defenders Vol.1 #112-114 (with Squadron, fell under mind control of the Over-Mind; freed by Defenders; alongside Defenders and Squadron, battled against Over-Mind and Null the Living Darkness)
Squadron Supreme #1 (resolved with the Squadron to assume the government of the United States)
Squadron Supreme #5 (deserted Squadron when Institute of Evil captured his family, launched beserk attack on the Institute)
Squadron Supreme #12 (defeated by Haywire during battle between Squadron and Redeemers)
Squadron Supreme: Death of a Universe (with Squadron, attempted to save the universe from the expanding Nth Man)
Quasar #13-15 (with Squadron stranded on the Avengers' Earth, encountered Quasar, relocated to Project: Pegasus; fell under mental control of Over-Mind; regained will on the Stranger's laboratory world)
Quasar #17 (participated in Runner's race of superhumanly fast Earth people)
Quasar #19 (with Squadron, attempted to return home with aid of Dr. Strange; failed)
Quasar #25 (with Hyperion and Dr. Spectrum, battled Deathurge)
Avengers Vol.3 #5-6 (with Squadron, mind-controlled by the Corruptor, fought the Avengers)
Avengers/Squadron Supreme 1998 Annual (alongside Squadron and Avengers, fought Imus Champion; with Squadron, used Nth Projector to return home)
Squadron Supreme: New World Order (with Squadron Supreme, returned to homeworld)