Mods / Events

• RRise of the Xenomorphsby Eremus007After the events in Alien: Resurrection, the ship carrying the aliens crashed in the forests of the United States of America, and as it crashed, it took the Aliens with it, and so the planet was safe. At least, that’s what we were made to believe. One Royal Facehugger survived the crash, and is n...134.1k downloadsupdated 10 y ago
• BBeyond Humanby indigofenixSummary: Guide a benevolent gene-manipulating virus in its campaign to bring about the next stage in human evolution in this heavily event-driven scenario. Many options and playstyles, with over 10 different endings - what will humanity's future hold? Long version: A genetic engineer, seeking to...58.6k downloadsupdated 8 y ago
• 膜膜蛤必被续by BlackCat我就讲中国有一句话叫“闷声发大财”。我什么话也不说，这是最好的。但是我想我见到你们这样热情啊，一句话不说也不好。所以刚才你一定要，在宣传上将来如果你们报道上有偏差，你们要负责。52.2k downloadsupdated 11 y ago
• TThe Last Of Usby Blastoise914Ophiocordyceps unilateralis has mutated so that it can infect humans. The Cordyceps fungus causes a unique brain infection that exhibits parasitic qualities. As a result, the host's body is taken over by the pathogen. Can you infect the world and spread the Cordyceps fungus to all living beings?45.3k downloadsupdated 11 y ago
• SSCP-751 (Organ Eater)by Eremus007SCP Documentation number 751 Item: SCP-751 Object class: Euclid Agent, there has been a containment breach at site C-751. A very dangerous parasite known to us as SCP-751 has escaped due to the unprofessional care of Dr.---------- and his co-workers. One of our interns, Dr. Alexander Fredricks, h...41.0k downloadsupdated 8 y ago
• RResident evilby Lil nuggetAfter seeing no decent Resident evil scenarios, I decied to make my own. I hope it lives up to your standards. The symptoms are based heavily on the T-virus. All feedback and constructive criticism is accepted. Note:This scenario might be too easy for some players. This my first time using the sc...36.9k downloadsupdated 8 y ago
• 阻阻止高考！by 765611984520949972079年，中国的教育模式由于其高效性已经普及世界，高考作为其最终检测方式已经将全体人类的思维僵化，你能打破这一现状吗？（版本更新次数：2）32.2k downloadsupdated 7 y ago
• BBacteria: Google Translatedby 76561199016102431Bacteria plague but most stuff is google translated 150 times.22.9k downloadsupdated 13 mo ago
• MMonster Girl Diseaseby bransonA strange, magical virus has appeared. It enters humans and changes their DNA, transforming their bodies into monster girls! Unlock new monster girl types to help spread the plague!22.3k downloadsupdated 9 y ago
• PPhoenix Virusby RazeSynopsis: Scientists in Japan have found a virus frozen in ice in the middle of somewhere... Upon further analysis, this virus appears to able to emit its own bio-electricity. With some research, they've come to the conclusion that this virus can be used to further their 'immortality' project wit...22.2k downloadsupdated 10 y ago
• AAlien Hive Mindby TrivorowowowowowoYou are an alien parasite, which crash landed on earth. Your goal: upgrade these puny humans, and turn them into a partial hive mind ready for interstellar travel. ----------------------------------------------- Features! *Questionable scientific terminology *Alien Parasites *Weird stuff *Stuff t...21.7k downloadsupdated 9 y ago
• 吸吸血鬼异变（东方project）by North13537（中文描述在下面）In this modern society,there is no youkai’s paradise.In order to reinvigorate the scarlet family,Remilia·Scarlet has to fight against the whole human society on her own. Although Remilia still can’t create new vampire,this time she has some unique ability of devil——scarlet pact,which can...21.2k downloadsupdated 9 y ago
• PPokémon Goby TitanKämpferThe newest mobile app Pokémon Go goes viral... But is it already enough to kill humanity? Kill the humanity with this simple app, before the goverments can ban it world wide! Notice: I'VE GOTTEN SO MUCH POSITIVE REVIEWS AND COMMENTS! BUT PLEASE, DO NOT SEND ME A FRIEND INVITATION - I'M ONLY ACCEP...20.2k downloadsupdated 10 y ago
• AAmong Us Transformationby ALL-CONSUMING VOIDThank you so much for the feature, NDEMIC! It's a plague that turns you into an Among Us character. All countries have been renamed alongside all symptoms. If anything's in all lowercase that's the editor being weird, not me20.2k downloadsupdated 5 y ago
• CCult Simulatorby DeDevilTailsSo-called 'new religious movements' are a strange thing. They spread much like an infectious disease does, and can be just as detrimental to society at large. This scenario is about making your very own cult and bringing the entire world under its control. This is a very in-depth scenario so don'...19.6k downloadsupdated 8 y ago
• NNano machinesby MushyYou're an AI made up from nano machines. You can choose to help humans or destroy them, but will they accept you or will they keep trying to destroy you? Will you choose to be safe and destroy them before they overwrite you or will you help them and trust everything will be fine? Pay attention to...19.0k downloadsupdated 9 y ago
• TTerraria corruptionby MrCompInspired by the game Terraria. Description: For some odd reason, the corruption from Terraria became reality and started spreading on plants in our real world. It needs to adapt to survive. What will happen if it infects humans? Features & gameplay: This scenario has many custom events, news arti...18.8k downloadsupdated 10 y ago
• NNecroax Wormby neilb67You are not a Necroa Virus, nor a Neurax Worm, you are the Necroax Worm, controlling infected's brains and reanimating the dead, and controlling the zombies brains too! Undiscovered for thousands of years, humans have given it the meaning to spread. Can you destroy all of mankind?18.5k downloadsupdated 4 y ago
• CCrippling Depressionby (:The world is dark and empty and everyone is already feeling cold and unworthy of the life they've been given. It is your job as a new disease to infect them and make humanity into the first species where every organism committed suicide rather than went extinct from other causes.18.5k downloadsupdated 10 y ago
• YYou encountered a bug!by NoVeXXNew Version 2.01 22.08.2025 TL;DR USE: ''Patho Stasis'' DO NOT USE: ''Base Hydrolysis'' WHEN EVERYONE IS INFECTED: DEVOLVE TRANSMISSIONS FOR EXTRA DNA Please read bottom annotation! Also feel free to take a look in the version history on the mods steam page. Story: You achieved greatness! You wer...18.1k downloadsupdated 14 mo ago
• 雄雄氏老方by 76561198366422474跟药厂五五分成，不赚老百姓的黑心钱，那还是人吗？那是韭菜精！18.1k downloadsupdated 7 y ago
• FFlex Seal Family of Products™by moieightPlay as Flex Seal Products, the company behind the Flex Seal Family of Products™! Experience the creation of the world's greatest invention! Imagine what you could do with the power of Flex Tape! Featuring: 3 endings! Custom events and news popups! Custom transmissions, symptoms and abilities! .....17.8k downloadsupdated 8 y ago
• FFortnite Syndromeby bertcupsFortnite, created by Epic Games, is a terrible game. In this scenario, you will use Fortnite to corrupt the minds of children and adults alike. Will you be able to infect everyone, secure the bag, and get the ultimate victory royale? There are two endings.17.6k downloadsupdated 7 y ago
• PPokemon Goby The G.O.A.T.This Neurax Worm mod allows you to control the Pokemon Go trend. Destroy the world by distracting the infected causing horrible accidents, or lead users to neglect their most basic needs, starving themselves in the name of catching that Pikachu.17.0k downloadsupdated 9 y ago
• 百百合大法好 ～ユリなんか大好きだから～by HibikiAt first, I must say: my English is so bad, so I had translated it in my poor English. "Yuri" is a Japanese word, its meaning is les, so... you know. If you like this mod, play it. if you don't like it, don't scold me:-) I used 82 hours to write the introduction of the disease, it's so hard to co...16.7k downloadsupdated 8 y ago
• JJurassic Planetby typical. 🎃It's the year 2048 and humanity has spread throughout the galaxy, populating new planets and even new solar systems. Earth was left behind. Seeing an opportunity, a resurgent InGen purchase the planet and decide to turn the globe itself into the largest theme park in existence - Jurassic Planet....16.4k downloadsupdated 9 y ago
• MMartian Fluby ExeterThe appearance of a strange sickness coincides with the return of an expedition to Mars. Kill humanity by adapting their bodies to Martian conditions, with fatal consequences.15.2k downloadsupdated 3 y ago
• TThe Knox Infectionby 76561199219766787// This scenario is based on the infection in the video-game "Project Zomboid". // Back in 1993, something was brewing in Kentucky, USA. A few reports of severe air pollution, together with a foul smell in the air, got dismissed at first. And then? It was too late. Way too late. Just a couple of...15.0k downloadsupdated 2 mo ago
• MMYDOOM.exeby EliasTheMageA dangerous computer worm first spotted in 2004, damaging countless devices during it's reign. Unfortunately due to better security worldwide this worm has faded. But what if we gave this old worm an upgrade? (This is based on a real computer worm, I am not the creator, just a fan making a scenario)15.0k downloadsupdated 4 y ago
• Rr/TwoSentenceHorror (16+)by Rutherford Gaming"This is a scenario based on the scariest subreddit," i said. "very good," said goobert the skeleton while holding me at gunpoint. This is the worst thing I have ever made.14.9k downloadsupdated 3 y ago
• CChildren Of The Nightby 76561199491249705For more information, check out the youtube channel The Exploring Series on SCP-6666 and SCP- 4840 for more information on the Children of the Night and the Kaktusverse Short History: The Faeries or Fae Folk were an ancient race born from the fragments of a primordial entity known as IS. Humanity...14.7k downloadsupdated 4 y ago
• CCheatsby SkylareniumDo you want to be a master of cheats? With this devilish pathogen, it can mutate to anything it wants! It just wants to have fun before it murders everyone in the world. Let's see how fun this is going to be!14.5k downloadsupdated 10 y ago
• CCOVID-19by NicolasTRibDESCRIPTION COVID-19 is an infectious disease caused by SARS-CoV-2. The disease was first identified in 17 November 2019 in Wuhan,China, according to Chinese Autorities. World Scientists discovered that SARS-CoV-2 has an Animal Origin, but the real origin its unknown. The new SARS-CoV-2 start is...14.3k downloadsupdated 7 y ago
• MMalariaby LawA new major outbreak of Malaria has began in Liberia. Patient Zero is infected with a new mutated strain of the Plasmodium genus of Malaria. However, analysis of its genetic make-up has identified potential sequence similarities to the species P. falciparum, and may be able to actually utilize so...14.2k downloadsupdated 10 y ago
• TThe Power of the Spiralby indigofenix- From the creator of Beyond Human, Climate Modification Nanites, and Herald of the Demon King. This is an IndigoFenix scenario. Expect A LOT of new mechanics. - There is a mysterious power in the shape of the spiral. To some, they represent new life, and the potential for growth without limitati...13.6k downloadsupdated 7 y ago
• CCyber hiveby si1entiumYear 2115. Overcoming the problems of global warming and the subsequent natural disasters, mankind was faced with a much more devastating and unexpected threat. The population of pollen carrying insects declined sharply. One of the most important link in the chain of Ecology appeared on the verge...13.0k downloadsupdated 10 y ago
• SSCP-001: When Day Breaksby The OverlordshipIt is the year 2371, the SCP-001 event is about to start. The Sun's heat has risen to unimaginable levels. SCP-001 is a Apollyon class SCP that depicts an event about the Sun casting an orange shadow over Earth, and melting people in the area of the Sun's rays into goo creatures that retain their...13.0k downloadsupdated 8 y ago
• RRise of Dragonsby JCBQDragons. Beings of great power and majesty. But they are nothing more than stories or miss-identified dinosaurs right? Tell me this then, do we really know what fully exists in the oceans? What about jungles? Or what about caverns? Or even under the ice of Antarctica? Who’s to say that it’s not p...12.5k downloadsupdated 10 y ago
• SSexuality Transmission DIseaseby 76561198847452178Take control of a unique plague focused on love/lust. Will you play with mankind's emotions? Spin their birthrates out of control? Or will you drive them into a neverending sexual frenzy? IMPORTANT: Most symptoms lead to either Bioweapon super-symptoms, or a Neurax Worm Worship-style instant win...12.4k downloadsupdated 7 y ago
• SSans Transformationby UrgonicWORKING ON UPDATE TO MAKE SCENARIO PLAYABLE!! In this scenario you will make the entirety of the world transform into Sans from the indie game Undertale. Thanks. This scenario features custom symptoms and other stuff I hate my life I spent like 3 hours making this and I feel like my sanity is slo...12.0k downloadsupdated 5 y ago
• SSCP-008by HellsvergWe've made it to the 4th Most Popular Scenario in June 2018! Thank you for your support. Source: Popular Scenarios Update June 2018 ————————————————————————————————————————————— An extremely complex prion designated as SCP-008 has escaped containment at Site-19. Will the SCP Foundation recontain...11.8k downloadsupdated 8 y ago
• FFlanderizationby MiniwolfenHi diddly ho playerino and wel-diddly-elcome to this Plague Inc scenario! In this scenario, you'll be spreading the word of the lord as you bring peace and love to your diddily ding dong divine foreign neighboureenos from across the world. Convert people to members of the Flanders family as you u...11.6k downloadsupdated 4 y ago
• TThe Last of Plaguesby 76561198391405436A new plague has emerged... it has been named AgentMK44 and it's probably the most complex bacterium ever existed. You can kill all humans destroying their organs, or change the world altering their brains. Will you be able to control such power? Evolve some trasmissions in order to unlock certai...11.5k downloadsupdated 8 y ago
• SSCP-682by 76561198385935495The Hard to Destroy Reptile, SCP-682 has breached containment at Site-. As 682 you must inspire fear in and then kill all of mankind. Infected represent those who fear you, they'll spread the fear by telling people about your existance.11.4k downloadsupdated 9 y ago
• VVirus-Xby HidanTsudaThe Sexual Apocalypse, in this scenario you will play as a virus whose sole purpose is to infect and to get its hosts to have sex. This disease has a few surprises in store as well as little to no lethality. Was Featured in the July Monthly update of most popular scenarios. Thanks everyone for su...11.4k downloadsupdated 8 y ago
• SSuccubus' Wrath ULTIMATEby MezzoMeOne time, humanity faced a race of demons, known as succubi(male version is Incubi), the first one being Lilith. They appeared in dreams as beautiful women to seduce men and suck away their life or corrupting them. Long has passed since then, and with a material body, it's finally time to overthr...11.4k downloadsupdated 10 y ago
• FFurry Takeoverby ThaddeusAn artifical retro-virus that disseminates animal DNA from transmission vectors into human chromosomes causing drastic changes into human/animal hybrids. Will you help furries make their dreams come true, make them the dominate race? Or are they to become raging animals, to destroy humanity? This...11.4k downloadsupdated 11 y ago
• 明明日方舟by 76561198888697660在2019年5月1号，一个名叫明日方舟的游戏正式开服，你现在是明日方舟主策划，你需要让所有人爱上洁款游戏！11.3k downloadsupdated 7 y ago

81 events mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.