1 - 20 of 427 Works in Brainiac (DCU)
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Man of Tomorrow by EmilyWulfStudios
Fandoms: Superman (Movie 2025), Superman - All Media Types
25 Nov 2025
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After an intimate night with Superman, Lex Luthor proceeds to (events of the 2025 movie) and now finds himself tied to the Kryptonian as Superman vouched for Lex's release from prison to be a test for a high-risk metahuman rehabilitation program he would like to oversee.
What could go wrong when you have a sexual situationship with your parole officer who also happens to be a god-like alien you've convinced yourself you hate but deeply care about?
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- Part 1 of H. G. Wells is fixing Universes
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Explore the "bad ending" of season two of My Adventures of Superman where Clark never sent out the beacon and Kara was crowned the Queen of New Krypton by Primus Brainiac. Can Kal-El rescue his cousin from her dark path or is she beyond redemption?
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Kingdom Hearts: Save the Justice League by Spiderfan626
Fandoms: Kingdom Hearts (Video Games), Suicide Squad: Kill the Justice League (Video Game), What If...? (Cartoon 2021)
19 Nov 2025
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Journey to face the Unknown as the unthinkable happens. Brainiac turns his sights on Earth to terraform it into a New Colu. With the only heroes who can stop under his control and Waller dead… things seem lost… when the Multiverse gives this earth a chance with a boy who can touch hearts with his own. So follow Sora as you ponder the question: What if…! (Spoilers: for SS:KJL)
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- Part 5 of What if...? Kingdom Hearts Multiverse
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Batman: Arkham Apocalypse by tody1
Fandoms: Batman - All Media Types, Batman: Arkham (Video Games), Batman: Arkham - All Media Types, Wonder Woman - All Media Types, Harley Quinn (Comics), Suicide Squad: Kill the Justice League (Video Game)
17 Nov 2025
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This is the sequel to Batman: Kill the Justice League and the epic conclusion to the Batman: Arkham video game series.
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To play God has a mortal price. In preventing the apocalypse promised by Brainiac, the heroes may have invited another more sinister. A reckoning awaits Batman after his path led to The Flash altering the timeline, fragmenting time itself. Weakened by a fractured Justice League and the death of Cyborg, Batman and his Insurgents must fight the uncharted horrors that have been set free in this new timeline and prevent Brainiac from acquiring the Mobius Chair, a mythical artifact that contains all knowledge in the universe. But above all, an eternal war beckons. For Batman's actions have unleashed an ancient darkness, and he must now stand against the greatest evil that he has ever faced: an all-powerful conqueror known only as Darkseid.
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- Part 2 of Batman: Arkham Reborn
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Softer Than Steel by annlytical
Fandoms: Invincible (Cartoon 2021), Invincible (Image Comics)
17 Nov 2025
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You're not just a journalism intern at the Daily Planet, it turns you're an alien from a destroyed world. Having hiding your powers behind glasses and excuses. Life in the city is loud, fast, and full of secrets. Which includes your friendships with your fellow interns and your close friend Mark Grayson, who might be hiding something just as big too.
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- Part 1 of Softer Than Steel: Extended Universe
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A Family Stronger Than Steel by Halo20601
Fandoms: Superman - All Media Types, The Owl House (Cartoon), DCU (Comics)
05 Nov 2025
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Co-written with Ker Varela. After a mysterious object falls from the sky, Eda and Raine discover a baby inside and raise him as their own. Now, sixteen years later, he must learn to control his powers and use them to become a champion of truth, justice, and a better tomorrow, the Superman of the Boiling Isles.
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Hunters of Justice by Jessesanman, NaanContributor, xTRESTWHOx
Fandoms: RWBY, DCU (Comics), Justice League & Justice League Unlimited (Cartoons), Scooby Doo - All Media Types
05 Nov 2025
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Remnant has fallen, its cities captured and its greatest defenders defeated at the hands of the alien conqueror, Brainiac. In the aftermath of his victory, the people of Remnant's last hope lies in the hands of two teams of students, whisked away to another world. A world where Gods walk among them.
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My Friendship with a Supersoldier by Johnnieboy11
Fandoms: My Adventures with Superman (Cartoon), Halo (Video Games) & Related Fandoms
04 Nov 2025
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A few months before Clark Kent would join the Daily Planet as an intern alongside his friend, Jimmy Olsen, two new figures would drop in amidst Metropolis's busy streets, the first among many future allies to Superman. As threats arise all around, unity will be necessary in order for the Soldiers and Superman to win the day.
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Superboy: Hero of Tomorrow by Qurtan
Fandoms: 僕のヒーローアカデミア | Boku no Hero Academia | My Hero Academia (Anime & Manga), DCU (Comics), Superman - All Media Types
04 Nov 2025
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Clark Kent is given a scholarship to UA by his best friend's father, Lionel Luthor. Clark will now have to navigate a new world as he resolves to be come a hero whilst keeping his true origins hidden. But he has also caught the attention of Brainiac, the rouge A.I. that that destroyed Krypton and is now searching for his lost knowledge that was hidden on Clarks ship. Now working with the League of Villains, he resolves to capture Clark and retrieve his lost knowledge.
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¡EL UNIVERSO D.C CÓMICS! by Santiconforti for PaperFox19, Super_Buffed, cardboardpenholder, BadBlueCat, IceCladShade, VeryStrawberryFestival, ChubWriter, Yume_107
Fandoms: DCeased (DC Comics), DC Extended Universe, Superman (Comics), Superman - All Media Types, Batman (Comics), Batman - All Media Types, Aquaman (Comics), Wonder Woman (Comics), Wonder Woman - All Media Types, The Flash (Comics), The Flash - All Media Types, Suicide Squad (Comics), Peacemaker (DC Comics)
01 Nov 2025
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Está es la épica historia de los grandes súperhéroes del Universo Extendido de DC Comics.
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Take Me Away, Before I Begin To Enjoy The Metallic Taste by LanaUltra
Fandoms: My Adventures with Superman (Cartoon)
25 Oct 2025
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Brainiac's champion is here to 'negotiate'.
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Wish Your Heart Makes by Namesake
Fandoms: My Adventures with Superman (Cartoon), Legion of Super Heroes - All Media Types
25 Oct 2025
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After years alone aboard an empty ship, Kara is desperate for a friend. When Father finally agrees to her request, the result isn't quite what she expected.
Who is this strange green boy? And why does he go by the name 'Brainiac 5?'
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Luthor’s Intern Healer by satoshy12
Fandoms: Danny Phantom, Justice League - All Media Types, DCU
24 Oct 2025
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Danny is a Intern for a family friend, Lex Luthor. And while doing that, trains his new Healing power, and gets a nice pocket money with it in the Summer.
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Waking Coma by MathHeretic (ClarkNewton)
Fandoms: Smallville, Smallville Season 11 (Comics), Superman: The Animated Series, Justice League & Justice League Unlimited (Cartoons), Superman - All Media Types, Superman (Movie 2025)
24 Oct 2025
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Lex is very confused. Who is Clark Kent, and why is this reporter nobody Lex's medical emergency contact, why are they apparently in each other's wills, and why did Lex apparently decide to give him access to literately all of his money?!
Lex comes to a very erroneous but entirely understandable conclusion.
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- Part 4 of super fics
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In many universes, the story is the same. Kal-El, Last Son of Krypton, is sent to Earth to avoid his planet's destruction. His cousin, Kara Zor-El, is sent to follow, to guide and teach him, but gets waylaid, and doesn't arrive until Clark Kent has already made a name for himself as Superman.
But what if Kal-El and Kara Zor-El arrived on Earth at the same time? What if Jonathan and Martha Kent found two orphan children in a Kansas cornfield, instead of just one?
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- Part 1 of House Of El
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Cherry by LanaUltra
Fandoms: Justice League & Justice League Unlimited (Cartoons), Superman (Comics)
17 Oct 2025
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Joker has something to say about Lex's new partner in crime.
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Fuller House: Superboy: The Last Son of Krypton by Connormcgranahan
Fandoms: Superboy (Comics), Fuller House (TV)
16 Oct 2025
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Jor-El and his wife Lara prepare to send their only son, Kal-El. Krypton's inevitable destruction. Kal-El's spaceship crash-lands on Earth, where he is found and adopted by Tommy and DJ Fuller, who name him Jackson. He living in San Francisco, he has superpowers. He using the hero Superboy.
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are you visible today? by sinceritiies
Fandoms: Superman (Movie 2025), Superman - All Media Types
15 Oct 2025
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“Do you own Groundhog Day? And if you do, can I borrow it?”
Clark glanced around the room, his eyes wide and panicked behind his glasses, before turning back to Lois. He leaned in and lowered his voice. “Are you in it, too?”
Or, Lois finds herself reliving the same torturous Friday for seemingly no reason. Clark might be her only hope of getting out.
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Superman: Legends Live Forever by lostinfantasy9918
Fandoms: Superman (Comics), Superman - All Media Types, Superman - Fandom
14 Oct 2025
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Summary
A doomed planet…
Desperate scientists…
Last hope…
Kindly couple…
Heroes may die but Legends live forever