Earth-300 is a universe taking place in real time.

The first series focuses the Fantastic Four, taking place in 1961, 1971, 1981, 1991, 2001 and 2011.

The second series focuses on the Hulk, taking place in 1962, 1972, 1982, 1992, 2002 and 2012.

The third series focuses on Doctor Doom, taking place in 1962, 1972, 1982, 1992, 2002 and 2012.

The fourth series focuses on Spider-Man, taking place in 1962, 1972, 1982, 1992, 2002 and 2012.

The fifth series focuses on Ant-Man, taking place in 1962, 1972, 1982, 1992, 2002 and 2012.

The sixth series focuses on Doctor Strange, taking place in 1963, 1973, 1984, 1993, 2003 and 2013.

The seventh series focuses on Iron Man, taking place in 1963, 1973, 1983, 1993, 2003 and 2013.

The eighth series focuses on the Avengers, taking place in 1963, 1973, 1983, 1993, 2003 and 2013.

The ninth series focuses on the X-Men, taking place in 1963, 1973, 1983, 1993, 2003 and 2013.

The tenth series focuses on Magneto, taking place in 1963, 1973, 1983, 1993, 2003 and 2013.

The eleventh series focuses on Captain America, taking place in 1964, 1974, 1984, 1994, 2004 and 2014.

The twelfth series focuses on Scarlet Witch, taking place in 1964, 1974, 1984, 1994, 2004 and 2014.

The thirteenth series focuses on Black Widow, taking place in 1964, 1974, 1984, 1994, 2004 and 2014.

The fourteenth series focuses on Daredevil, taking place in 1964, 1974, 1984, 1994, 2004 and 2014.

The fifteenth series focuses on Black Panther, taking place in 1966, 1976, 1986, 1996, 2006 and 2016.

The sixteenth series focuses on Frankenstein's Monster, taking place in 1969, 1979, 1989, 1999, 2009 and 2019.

The seventeenth series focuses on Luke Cage, taking place in 1972, 1982, 1992, 2002 and 2012.

The eighteenth series focuses on Spider-Girl, taking place in 1998, 2008 and 2018.

A one-shot focuses on Miles Morales in 2011 when he first became Spider-Man.




The Kennedy administration cut funding to Reed Richards' starship project. Reed realised the only way to convince the government to its support is to test the ship as soon as possible. Without time to train another two people for the crew, Reed reluctantly agreed to take Sue and Johnny Storm.

The crew ended up being hit by cosmic rays, causing Reed Richards, Sue Storm, Ben Grimm and Johnny Storm to become Mr. Fantastic, Invisible Woman, the Thing and the Human Torch. Reed was later informed that the Kennedy administration had not only had the funding been cut but had shut down the entire project and revoked his security clearance.

The Fantastic Four fought Mole Man.


The Fantastic Four had moved into the Baxter Building. Johnny Storm found the amnesiac Namor and restored his memory. Finding Atlantis destroyed, Namor attacked the surface world in revenge but was defeated by the Fantastic Four.

Bruce Banner is exposed to gamma radiation while saving Rick Jones, causing him to become the Hulk. He fought the Gargoyle and later the Ringmaster and his Circus of Crime.

Doctor Doom captured the Fantastic Four. He held Invisible Girl hostage, forcing the others on a mission to the past to retrieve the Merlin Stones from Blackbeard. The Fantastic Four tricked Doctor Doom by retrieving an empty treasure chest.

Doctor Doom formed an alliance with Namor but double crossed him. Namor helped the Fantastic Four defeat Doctor Doom who was shrunk to an atomic size, landing him in Sub-Atomica.

Ben Grimm met Alicia Masters.

Peter Parker became Spider-Man. He attempted to join the Fantastic Four. Flash Thompson enlisted to fight in Vietnam War which Peter encouraged.

Hank Pym invented Pym Particles, allowing himself to shrink. Although his first experience led him to destroy the Pym Particles outta fear, he later talked himself into recreating them and becoming Ant-Man, also inventing a helmet to communicate with ants.

Ant-Man fought Egghead. He accepted an offer from the publisher of the Fantastic Four comic book to do a series based on his exploits.


Marvel Comics began publishing Sgt. Fury and his Howling Commandos, a comic book based on Nick Fury and the Howling Commandos exploits during WWII.

Doctor Doom took over Sub-Atomica and attempted to use its resources to defeat the Fantastic Four. He was again defeated by the Fantastic Four and Ant-Man but escaped Sub-Atomica and returned to Latveria.

Ant-Man recruited Janet van Dyne as his sidekick, the Wasp, after her father, Vernon Van Dyne, one of the founders of S.H.I.E.L.D. had been killed an inter dimensional being called Pilai.

Doctor Strange fought Baron Mordo. He later fought Nightmare.

Tony Stark became Iron Man.

Loki drew Thor into a battle with Hulk. Iron Man, Ant-Man and the Wasp also ended up fighting them before they all defeated Loki and formed the Avengers. Ant-Man and Iron Man used their records of defeating Soviet agents to negotiate with President John F. Kennedy for special security clearance for the Avengers.

Pym realised that he would always be overshadowed by his more powerful teammates and sought to change size in the opposite direction, becoming Giant-Man. The Avengers ended up getting involved in the Vietnam War.

Mutants were believed to be the result of atomic power with many believing they were nuclear and could explode (devastating a large amount of surrounding area) or that being around a mutant would cause cancer.

This caused them to be seen in an ill light by the anti-nuclear movement. Combined with the anti-war movement and the civil rights movement, they transferred prejudice towards mutants. Charles Xavier, Cyclops, Iceman, Angel, Beast and Marvel Girl founded the X-Men.

The X-Men fought against Magneto. After the battle, Magneto decided that he needed his own group of mutants. The X-Men also fought against the Vanisher.

Magneto had Lee Harvey Oswald assassinate John F. Kennedy. Oswald missed the shot, forcing Magneto (disguised as a civilian in the crowd) to use his powers to bend the bullet, killing JFK. Vice President Lyndon Baines Johnson was sworn into office. The X-Men ended up in the Vietnam War.

Doctor Strange investigated the assassination to determine if the cause was supernatural. Once concluding that it wasn't, he left it the proper authorities.


Lyndon Baines Johnson loses the presidential election due to being seen as too lenient with mutants. Thanks to the contributions of Stark Industries, the Apollo 11 moon landing ended up taking place this year. However when they got to moon, Neil Armstrong and Buzz Aldrin to found a message, revealing Doctor Doom of Latveria for there first.

Magneto recruited Toad, Quicksilver, Scarlet Witch and Mastermind to form the Brotherhood of Mutants.

Captain America was uncovered by the Avengers and joined the team. The last thing he remembered was the fiery death of Bucky Barnes. He had also forgotten about his time with Nick Fury in WWII.

Thaddeus Ross and Glenn Talbot discover that Bruce Banner is the Hulk. Very soon, the whole world knows too.

Black Widow and the Crimson Dynamo (Boris Turgenov) were sent by the Soviets to assassinate Turgenov's predecessor, Anton Vanko, and steal secrets from Tony Stark. Although Vanko was killed, Black Widow failed to steal Stark's secrets and Turgenov was killed.

Fearing the wrath of the KGB, Black Widow went into hiding. She later convinced the KGB that she would need special resources to fight Iron Man and they agreed to finance her plan to recruit Hawkeye. During the battle with Iron Man, Black Widow was wounded, causing Hawkeye to flee with her.

After repeatedly failures to defeat Iron Man, Black Widow was nearly killed by the KGB though Hawkeye saved her.

Jack Murdock was killed by Roscoe Sweeney's enforcer, Slade. His son, Matt Murdock, became Daredevil.

Matt and Foggy Nelson started their law firm, hiring Karen Page as a secretary. Daredevil went after Slade and Sweeney. Sweeney died from a heart attack while Slade was intimidated into confessing to Jack Murdock's death.

He also fought the Purple Man.


The Director of SH.I.E.L.D. was assented by Hydra. Jasper Sitwell served as acting director until Nick Fury was appointed.

Reed Richards had married Sue Storm.

J. Jonah Jameson was arrested for his part in the creation of Scorpion and the Spider-Slayers.

Hank Pym hired Bill Foster as a lab assistant. Pym had also come to realise he'd never be able to support Janet van Dyne the way he believed a husband should and that they'd be living off her money.

The Avengers recruited Hawkeye, Quicksilver, Scarlet Witch and Swordsman. They fought against the Living Laser.

Steve Rogers began having a relationship with Sharon Carter, the younger sister of Peggy Carter.

Black Panther lured the Fantastic Four to Wakanda and fought them, hoping to test his skills to see if he was ready to face Ulysses Klaw.


Hercules, Black Panther, Vision and Black Knight had joined the Avengers.

Toad had turned on Magneto.

Frankenstein's Monster emerged.



Reed Richards and Sue Storm have had a son, Franklin, and daughter, Valeria.

Hank Pym was dealing with the backlash and feelings of guilt for having created Ultron in 1968.

Doctor Strange, Hulk and Namor formed a group called the Defenders.

Captain America has been training the Falcon.

Black Widow had joined S.H.I.E.L.D.


Flash Thompson was killed in the Vietnam War. Peter Parker married Gwen Stacy.

Clea and the Silver Surfer joined the Defenders.

Magneto recruited the Blob into the Brotherhood.

Carl Lucas became Luke Cage.


Gwen Stacy was killed by the Green Goblin.

Valkyrie joined the Defenders.

Iceman, Angel and Beast were killed in the Vietnam War. Xavier, Cyclops and Jean Grey were forced to deal with the backlash of various abuses of power that J. Edgar Hoover, who had been an ally to the X-Men, had committed.

Because the FBI had been allied to the X-Men, anti-mutant sentiment increased.

Thanks to the intervention of the Avengers (who had now recruited Black Widow), America won the Vietnam War, though casualties were far greater due to Giant-Man being captured and the Viet Cong reverse engineering the Pym Particles.

Hulk was no longer an Avenger at this point. Scarlet Witch and Vision started having a relationship.


Nighthawk joined the Defenders.

Swordsman was killed.

Wolverine joined the X-Men.

Magneto created Alpha the Ultimate Mutant who turned on the Brotherhood and regressed Magneto, Mastermind, Blob, Lorelei and Unus the Untouchable to infantry.

Captain America became disillusioned due to the Vietnam War, the Watergate scandal and the Secret Empire that had infiltrated the US government. He left the Avengers, becoming Nomad. Iron Man would begin pursuing Nomad, considering him a traitor.


Jean Grey was possessed by the Phoenix Force.




Peter Parker married Mary Jane Watson. May Parker died.

Tony Stark overcame his alcoholism however due to Bethany Cabe abandoning him, he had to do so on his own.

Bruce Banner had returned to the Avengers as leader.

Jean Grey had sacrificed herself when the Phoenix Force that took her in 1976 was corrupted. Rachel Summers, a daughter that Scott Summers and Jean Grey had in an alternate future arrived.


Doctor Doom made Kristoff Vernard his apprentice.

Peter Parker founded Parker Industries. As Spider-Man, he was now leader of the Avengers.


The original X-Men were replaced with the New Mutants; Karma, Wolfsbane, Mirage, Cannonball, Sunpot and Shadowcat. Wolverine and Storm were still members of the team. Xavier approached Reed and Sue Richards to offer Franklin Richards a place at the Xavier Institute but Reed and Sue decide against it, feeling that Xavier just seemed to use his students as weapons and questioned what the X-Men had really accomplished for human/mutant relations in the twenty years they've existed.

The Xavier Institute was blown up, killing Charles Xavier.

Peter and Mary Jane had a daughter, Mayday.


Julia Carpenter became Spider-Woman.

Wolverine and Kitty Pryde restarted the Xavier Institute. Forge worked there as a teacher.

The Beyond teleported various heroes and villains to Battleworld where Spider-Man discovered the symbiote.

While the Secret Wars are going on, the Soviets launched a nuclear strike on America. Vision was at ground zero and traumatised by the devastation caused.





The Soviet Union dissolved.

Alicia Masters developed arthritis so she and the Thing retired to Arizonia. Franklin (using the codename Powerhouse) and Valeria Richards (Marvel Girl) formed their own Fantastic Four with Raymond Storm (Cosmic Ray), son of Johnny Storm and Crystal, Rachel Summers (Phoenix) and Kitty Pryde who Franklin was in a relationship with.

After the events of Armour Wars, Tony Stark could no longer operate as Iron Man due to him being wanted by S.H.I.E.L.D. Instead he became War Machine. Despite Stark throwing a dead employee under the bus by claiming he was Iron Man, Nick Fury remained suspicious of Stark but had no proof to back it up.

Julia Carpenter had joined the Avengers.

Logan was now a headmaster at the Xavier Institute with Cable as a teacher there. Jubilee was a student there.


Peter considered using the Venom symbiote to deal with his ageing but was unable to find a way to control it.

He retired as Spider-Man. New York City was still rebuilding after the events of Evolutionary War, Inferno, Atlantis Attacks, Acts of Vengeance, Infinity Gauntlet and Operation: Galactic Storm.

The Parkers had moved to L.A. in the aftermath of those events.

Tony Stark was shot in the spine by Kathleen Dare, leaving him crippled. He had James Rhodes take his mantle as War Machine.

Mariko Yashida was killed.



Tony Stark founded Force Works, recruiting John Walker (who was still Captain America), Spider-Woman (Julia Carpenter), Scarlet Witch, War Machine and Wonder Man. Together they pursued Nomad.



Mayday Parker discovered she had inherited her father's spider powers and became Spider-Girl.

Marrow had become a student at the Xavier Institute.




J. Jonah Jameson died. Peter and Mary Jane Parker had another daughter, Gwen. Peter was nearly killed at ground zero when 9/11 happened.

Tony Stark and Pepper Potts had a daughter, Morgan Stark.


Superheroes were fighting the War on Terror at this point.

A film about Spider-Man was created.


Spider-Girl was a member of the Avengers. Peter and Mary Jane Parker had a son, Benjamin Parker, who inherited his father's spider powers.

X-Men 2 was released.

Tony Stark became Secretary of Defence.

The New Mutants were replaced with Generation X; Banshee, White Queen, Skin, Synch, M, Husk, Jubilee, Chamber, Blink, Mondo and Penance. Wolverine was still a member.


Spider-Man 2 was released.

X-23 joined the X-Men.


X-Men: The Last Stand was released.

Tony Stark had uploaded himself as an AI so he could continue operating as War Machine.


Spider-Girl was on the run due to siding with Nomad during the Civil War who opposed Tony Stark.

At the same time, Spider-Girl had to deal with Skrulls who were secretly invading Earth.

Storm was currently queen of Wakanda due to her marriage to Black Panther.




X-Men: First Class was released.

A film based on Captain America was made.

Mr. Fantastic, Invisible Woman, the Thing and the Human Torch were killed.

Miles Morales was just of many New York inhabitants to gain abilities similar to Spider-Man. He became the new Spider-Man. He helped Spider-Girl with the situation.


The Spider-Man film franchise was rebooted.

A film based on the Avengers was released.

The Hulk was killed.

Doctor Doom was killed.

Peter Parker was killed.

Hank Pym was killed.

Luke Cage was killed.

After Nick Fury's assassination, Phil Coulson became director of S.H.I.E.L.D.


Doctor Octopus possessed Miles Morales' body.

Doctor Strange was killed.

Iron Man was killed.

The Avengers team now consisted of Iron Lad, Hulkling, Patriot, Wiccan, Stature, a newer version of Vision, Speed, Kid Loki, Marvel Boy and Prodigy. Thor was ruler of Asgard at this point. Thor and Wasp were killed.

Kitty Pryde was now headmistress of the Xavier Institute.

Magneto is killed.


The Amazing Spider-Man 2 is released.

X-Men: Days of Future Past is released.

A sequel to Captain America's movie is released is released.

Lila Rhodes became the new War Machine.

Gwen Parker became Spider-Woman.

Scarlet Witch was killed.

Nomad encountered the Winter Soldier who turned out to be Bucky. Nomad was killed.

Black Widow is killed.

Daredevil is killed.


X-Men: Apocalypse is released.

Captain America: Civil War was released.

Netflix release a series based on Luke Cage.

Morgan Stark became Ironheart.

Black Panther was killed.


Spider-Man: Into the Spider-Verse was released.

A film based on Black Panther was released.

Avengers: Infinity War is released.

Ant-Man and the Wasp is released.

Spider-Girl died defeating Doctor Octopus who still had Miles' body. Miles/Ock also died. Benjamin Parker became the new Spider-Man.


Frankenstein's Monster was killed.


  • Alicia Masters
  • Anton Vanko
  • Apocalypse
  • Avengers
    • Black Knight
    • Black Panther
    • Black Widow
    • Giant-Man
    • Hawkeye
    • Hercules
    • Hulk
    • Hulkling
    • Iron Lad
    • Kid Loki
    • Marvel Boy
    • Patriot
    • Prodigy
    • Quicksilver
    • Speed
    • Spider-Girl (Mayday Parker)
    • Spider-Man (Peter Parker)
    • Stature
    • Swordsman
    • Thor
    • Vision
    • Wasp
    • Wiccan
  • Baron Mordo
  • Bethany Cabe
  • Bill Foster
  • Brotherhood of Mutants
    • Alpha the Ultimate Mutant
    • Blob
    • Lorelei
    • Magneto
    • Mastermind
    • Quicksilver
    • Scarlet Witch
    • Toad
    • Unus the Untouchable
  • Buzz Aldrin
  • Captain America (Steve Rogers)
  • Circus of Crime
    • Ringmaster
  • Crimson Dynamo (Boris Turgenov)
  • Crystal
  • Daredevil
  • Defenders
    • Clea
    • Doctor Strange
    • Namor the Sbmariner
    • Nighthawk
    • Silver Surfer
    • Valkyrie
  • Doctor Doom
  • Doctor Octopus
  • Egghead
  • Falcon
  • Fantastic Four
    • Franklin Richards
    • Human Torch
    • Invisible Woman
    • Kitty Pryde
    • Mr. Fantastic
    • Rachel Summers
    • Raymond Storm
    • Thing
    • Valeria Richards
  • Flash Thompson
  • Foggy Nelson
  • Force Works
    • Captain America (John Walker)
    • Scarlet Witch
    • Spider-Woman (Julia Carpenter)
    • Tony Stark
    • War Machine (James Rhodes)
    • Wonder Man
  • Frankenstein's Monster
  • Gargoyle
  • Glenn Talbot
  • Green Goblin
  • Gwen Stacy
  • Ironheart (Morgan Stark)
  • J. Edgar Hoover
  • John F. Kennedy
  • J. Jonah Jameson
  • Karen Page
  • Kathleen Dare
  • Kristoff Vernard
  • Lee Harvey Oswald
  • Living Laser
  • Loki
  • Lyndon Baines Johnson
  • Luke Cage
  • Madelyne Pryor
  • Magneto
  • Mary Jane Watson
  • May Parker
  • Mole Man
  • Nathan Summers
  • Neil Armstrong
  • Nightmare
  • Pepper Potts
  • Pilai
  • Purple Man
  • Rick Jones
  • Roscoe Sweeney
  • Scorpion
  • Sharon Rogers
  • S.H.I.E.L.D.
    • Jasper Sitwell
    • Nick Fury
    • Phil Coulson
    • Vernon van Dyne
  • Slade
  • Spider-Man (Benjamin Parker)
  • Spider-Man (Miles Morales)
  • Spider-Woman (Gwen Parker)
  • Thaddeus Ross
  • Ultron
  • Ulysses Klaw
  • Vanisher
  • War Machine (Lila Rhodes)
  • Winter Soldier
  • X-Men
    • Angel
    • Banshee
    • Beast
    • Blink
    • Cable
    • Cannonball
    • Chamber
    • Cyclops
    • Emma Frost
    • Forge
    • Husk
    • Iceman
    • Jean Grey
    • Jubilee
    • Karma
    • M
    • Mirage
    • Mondo
    • Penance
    • Professor X
    • Skin
    • Storm
    • Sunspot
    • Synch
    • Wolfsbane
    • Wolverine
    • X-23
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