History Sandbox / MonsterFanWorks

* ''Fanfic/NaturalSelection'': [[AbusiveParents Ragyo Kiryuin]], CEO of [[Characters/KillLaKillKiryuinConglomerate REVOCS]] and [[EvilMatriarch matriarch]] of the Kiryuin Clan, is the monstrously abusive mother of Ryuko Kiryuin, Satsuki Kiryuin, and Nui Harime. Wanting to assimilate all of humanity into the Life Fibers, Ragyo experimented on her own children in order to infuse them with the Fibers. Treating Satsuki like trash for being human, Ragyo would sexually abuse her own children, both by [[RapeIsASpecialKindOfEvil doing it herself]] as well as having [[Characters/KillLaKillRyukoMatoi Ryuko]] and Nui [[RapeByProxy rape Satsuki]]. Turning Nui into a psychopathic assassin and Ryuko into a bloodthirsty mass murdering tyrant, Ragyo would send Nui to kill Satsuki and her own husband Soichiro after the former fakes her death.

* ''Anime/KirbyRightBackAtYa'' fan WebAnimation ''WebAnimation/{{Origin of the Meta Knight}}'' ([[https://www.youtube.com/watch?v=GPE8TkInkmw link]]): [[NamesToRunAwayFrom Nightmare]] is the leader of Nightmare Enterprises who terrorized the universe, including Meta Knight's city and a town in Halcandra, with his monsters. Nightmare later attcks the Halberd with one of his most deadly monsters, Wolfwrath, with students and teachers onboard, while one of his other creations, Sasuke, detonates the space station, killing many. Nightmare proves himself to be the same nightmarish monster his is in the anime.

* ''TabletopGame/OldWorldOfDarkness'' (primarily ''TabletopGame/HunterTheReckoning'') fan WebAnimation ''WebAnimation/HunterTheParenting'': [[NotSoHarmlessVillain Pyotr]] is the Nosferatu leader of the [[StarterVillain Licks]]. Though initially appearing just as [[LaughablyEvil comical]] as his comrades, he reveals a selfish and sadistic streak none of them can match. A proud supporter of the [[Characters/VampireTheMasqueradeSabbat Sabbat]]--for whom he was a collaborator even before he was turned--Pyotr views humans as little more than livestock and has no qualms about murdering civilians who stumble onto his lair. Upon being captured by the hunters, Pyotr seizes a chance to [[CannibalismSuperpower devour his allies for power]], going out of his way to brutalize them in the process to make clear he doesn't care for them any more than the humans. With his newfound strength, Pyotr breaks out of captivity and begins hunting the family throughout their home. Though now strong enough to overpower them easily, he treats it like a game and drags things out just to hurt and frighten them more. Though his own temper leads to his downfall when he's baited onto a minefield and left to burn in the morning sun, Pyotr sets the stage for just how violent and cruel the Sabbat can be.

* ''Fanfic/NymphAndTheCorruptedMiraculous'': [[TheCorrupter Xue Ying]] is the former Guardian of the Miraculous who is implied to have engineered the downfall of the Order simply for being failed. Reemerging 170 years later, Xue Ying attacks an unsuspecting Wang Fu and steals most of the Miraculous in the Miracle Box. Xue Ying then proceeds to perform a ritual to corrupt the Miraculous for evil use, before [[MinionManipulatedIntoVillainy distributing them to various people to corrupt them to terrorize Paris]], including [[Characters/MiraculousLadybugAdrienAgreste Adrien Agreste]], Lila Rossi, and Sabrina Raincomprix. After learning that Adrien's father, Gabriel Agreste, has the Miraculous Grimoire, she orders him to bring it to her, creating a series of events that breaks Adrien further. Following her initial defeat, she unearths the [[ArtifactOfDoom evil Miraculous known as the Null]], using it to become Nihilumbra, despite the consequences of using it. Xue Ying then proceeds to launch one final attack on Paris, raising an army of the dead to tear the city apart on Heroes' Day.

* ''WesternAnimation/AdventureTime'' fanfic ''Fanfic/{{Frozen Hearts|RedWitch}}'': [[EvilIsDeathlyCold Sifine]] is a cruel Frostkin who ruled the Earth as an Ice Queen long ago with her husband. When the Earth began warming up, Sifine poisons her own husband and sacrifices the lives of all the other Frostkins to power her crown so that she could gain immortality, but the spell [[SealedEvilInACan sealed her in the crown instead]]. Over the centuries, many warriors wielded the crown but ended up getting cursed by it, including Simon Petrikov turning into the insane Ice King. Sifine would later control Damon into killing Christine along with several other scientists & soldiers and then tries to attack Cube village, [[BodyHorror crippling him in the process]]. Once Damon is stopped and Simon is saved, Sifine decides to [[EndlessWinter turn Earth into a permanent Ice Age]], freezing everyone to death so she could restore her body all to [[InTheirOwnImage remake the world in her image]].

* ''Franchise/{{Metroid}}'': ''[[Fanfic/MetroidTheMovie The Movie]]'' (primarily based on ''VideoGame/{{Metroid}}'', with elements of [[Manga/MetroidManga the manga]]), by WebVideo/SomecallmeJohnny ([[https://www.youtube.com/@SomecallmeJohnny/search?query=metroid%20movie link]]):

* ''Franchise/{{Metroid}}: ''[[Fanfic/MetroidTheMovie The Movie]]'' (primarily based on ''VideoGame/Metroid1'', with elements of [[Manga/MetroidManga the manga]]), by WebVideo/SomecallmeJohnny (https://www.youtube.com/@SomecallmeJohnny/search?query=metroid%20movie link):