Mods / Hard

• AAxonic Collapseby diVisionAxonic Collapse includes four new worlds, accessed from Wall of Sorrow 3, Retrograde 3, Hollows 3 and Arid Flats 3. Find the original trailer at Features: - 200+ levels - Over 150 tumors - Three new cartridges - A fully edited world map and cartridge select screen - The most brutally hair-tearing...2.9k downloadsupdated 7 y ago
• TTEiN: Shattered Spectrumby NotWendyTEiN: Shattered Spectrum is a fan-made expansion for The End is Nigh. Features: As many areas as there are in the base game of TEiN, each containing its own set of mechanics; 450 tumors and 5 new cartridges to collect; A reasonably smooth difficulty curve; An entirely new soundtrack, composed by...1.8k downloadsupdated 6 mo ago
• TThe End is Nigh - The 5th Anniversaryby BlꙮckByteThe collective effort of the The End Is Nigh modding community, or at least one third of it. With the contributions of over 12 different people, all of whom are big fans of The End Is Nigh and mostly talented artists. A mod that adds new and exciting areas to the The End Is Nigh world, with varyi...1.0k downloadsupdated 4 y ago
• CCity of Tethys: Revisionedby MixelzpixelsOne of the first mods to have been made for TEIN! This classic mod is now available on the steam workshop with a complete visual pass and entirely new levels to boot! If you're not into the whole steam workshop thing, I do have this mediafire link you can also download it from located on the TEIN...842 downloadsupdated 7 y ago
• JJump Thingby NotWendyThe Legend There is a legend you may have made up yourself. It says that at the top of the megastructure, above the clouds and the layers of smoke, there is a great treasure. An intact corpse in need of a friend! So pull yourself together and keep your eye on the prize as you slowly make your way...807 downloadsupdated 3 y ago
• RRavenholmby MixelzpixelsAn excruciatingly difficult level pack made by the same guy that invented the Mixie. These long and brutal levels will test your skill and technical prowess to overcome the challenges they throw at you. They will be 10 of the most difficult levels you may probably ever see. There will be moving p...785 downloadsupdated 7 y ago
• MMale Novum (WIP!)by Onyx35678Hello fellow tumorous friends! You are looking for more content for The End Is Nigh? Well I am here to show you Male Novum! A fanmade WIP expansion of the game made by me! It is still a work in progress so expect bugs and eventual crashes due to me being a dum-dum. This mod will, when finished, a...764 downloadsupdated 7 y ago
• MMaelstromby GoldianIMPORTANT: Until I can get around to updating the mod, the key door before Maelstrom needs an extra key. If you don't have a key, the only way to get into Maelstrom is to: Open settings.txt in the TEiN directory and enable "enable_debugconsole" to "true". Ingame, type "load 1-keys", which has a b...671 downloadsupdated 7 y ago
• RRemorseby melonthe original tein mod477 downloadsupdated 7 y ago
• RRot's Retro Packby RotWhile venturing out into the desolate world to find a friend Ash ends up stuck in a house they found along the way. If you're inevitably going to die here, why not have a little fun in the meantime! Play ten new and exciting carts (100+ levels) in this retro-focused mod! Resource Credits409 downloadsupdated 11 mo ago
• FFuture Spectrum Collabby peeppersonWelcome to Future Spectrum! An expansive collaboration of fan-made Future versions of Shattered Spectrum mod areas. Navigate through 10+ hard-as-nails worlds and 200+ levels filled with every manner of traps and deadly obstacles! Find all three friend pieces scattered throughout the ruins of the...382 downloadsupdated 4 y ago
• AAcheronby AbyssThis is a new area for the game is called "Acheron". The entrance is located to the left in Ashes home. "Acheron" has 20 new levels each with a Tumor to find. It also has 5 secret areas each with a Mega Tumor! The last level has a extra Mega along with its regular tumor! Secrets are in levels: 6,...361 downloadsupdated 2 y ago
• TThe Far Future - Betaby 76561199046895805Even after death you still want to keep going . . . Welcome to the Far Future! Where the husk of this decaying Earth still somehow holds up, and where you will be controlling Ash! As you re-discover many old (and new) areas and try to make sense of your fucked up existence. IMPORTANT This mod exp...318 downloadsupdated 3 y ago
• DDwarf Fortress (+cart!)by peeppersonMy first mod, based somewhat loosely on the old Shattered Spectrum mod area of the same name. Delve down into the depths of the earth and venture through an ill-fated fortress of mystery and death. If you're looking for a TEIN mod that is fun while also having a semi-reasonable difficulty curve,...292 downloadsupdated 5 y ago
• CConquestby - 𝐗𝐈𝐈 -The (legendary) iron cart buff makes its return! Features : - A new icon ! - A new cart page on the right of the regular one - Voice-acting ! - Some easter eggs - A buffed version of Scab or Die!268 downloadsupdated 7 y ago
• 11st Anniversary Mod - Steam Additionby BlꙮckByteThis is a linear collection of worlds made for the first Anniversary of The End is Nigh, back in 2018. I decided to post it on the steam workshop so its easier to play, and to prevent savefile shenanigans. Take this as an unofficial 5th anniversary mod for TEiN idk. Created by: ButcherBerries, Ra...254 downloadsupdated 4 y ago
• TThe Fleeting Dream | Beta 1.31 (HUGE UPDATE)by BlꙮckByteA TEiN mod, Aden8r and I have started working on in 2021 I think. Enjoy, updates are inconsistent 1.31: Added 3-4 and a currently pointless secret250 downloadsupdated 4 y ago
• FFunny Collabby 76561199072913744A large experimental collab, which turns the game into a sprawling mess of custom areas, in addition to slightly modified content of the base game. Thanks to the huge amount of content, you'll never know where you're going, but you'll always be going somewhere! Future Future is a large part of th...241 downloadsupdated 5 y ago
• BBroadening Horizons - Steam "Addition"by BlꙮckByteYes, another port to prevent save file bs Read the readme file for credits cuz im lazy INCLUDES: CINNAMON AIR SCRAPPED CONTENT SALT HEAVY METAL SOUNDTRACKS ARTIFICIAL SWEETENERS188 downloadsupdated 4 y ago
• AAnguish Harderby Buddermario7My first mod, made some time ago. It buffs Anguish signifigantly. Intended to be played on your main save after beating anguish at least once.181 downloadsupdated 7 y ago
• AAnniversary 2by - 𝐗𝐈𝐈 -Anniversary 2! (Originally known as Shattered Spectrum) This mod was a collaboration of several modders, artists and more to celebrate the second anniversary of the game. The theme given to the modders was "Secret Worlds", and the idea was to have a world that was interconnected where a secret co...160 downloadsupdated 16 mo ago
• HHeavy Machineryby diVisionHigh Quality Machine Buff - made in about 30 hours, but still one of my best mods gameplay-wise157 downloadsupdated 7 y ago
• CChildren of Nightby RotChildren of Night is a collection of 11 retro carts with a total of 70 new levels. Levels vary from medium to hard difficulty. Access to the new carts is available at the beginning of the game. Special Thanks to the TEIN Modding Discord for their help!143 downloadsupdated 4 y ago
• II wanna Atone the Flower - TEIN remakeby AkaraWaThe map is located at the end of The Machine. This is a remake of the fangame "I wanna Atone the Flower", it consists of 15 screens of extremely high precision platforming. If you want to play it you should quit to menu and reload everytime you clear a screen to get the best spawnpoint. I recomme...118 downloadsupdated 5 y ago
• TTeinisby V3SLIMEMANThe Story On one sleepy day, in an ever silent TEINcord, Came an idea to stave off the cry of the bored. One member spoke, "We make an area together, but there's just one catch." "It's like a game of telephone, or a tennis match." Another chimed in, "We pass the area from person to person," "But...107 downloadsupdated 2 mo ago
• TThe Potassium Specialby FinxxI stole Potassium's files. Go nuts.106 downloadsupdated 3 y ago
• TTransienceby 76561198363308954A Future version of the Crossroads area from the demo of Shattered Spectrum. Despite being a Future area, it contains tumors and doesn't use the lives system. hello pleasure seeing you here its been a while98 downloadsupdated 5 y ago
• NNot Conquest [Iron]by diVisionSimple Denial buff90 downloadsupdated 7 y ago
• TTEiN but ash is a Croast!by 76561199498753063Have you ever wanted to play as a Croast instead of a jiggly bag of tumors? Well you're in luck pal! Experience TEiN in a never before seen caw-tastic perspective! YOU CAN FLY!!!! But can you beat the entire game and all of its carts?77 downloadsupdated 3 mo ago
• ::eyes::anguish::nevermore::sadspike::boogrin:by diVision:eyes::anguish::nevermore::sadspike::boogrin: :eyes::anguish::nevermore::sadspike::boogrin: :eyes::anguish::nevermore::sadspike::boogrin:75 downloadsupdated 7 y ago
• SStrawberry hillby LaZeRpanThe greatly anticipated new video game cart has been released! join Ash on a mundane stroll through strawberry hill as he makes his way to the local game store. Features: - One complete area: Strawberry hill! (codename straw and strawx) - usually fun and challenging levels.. - One maybe two carts...59 downloadsupdated 3 mo ago
• AAss Climberby 76561198799355947a cart mod that buffs ash climber for no good reason at all also, slightly useful, there's a glitch cart version left in the game files for testing levels yourself. p.s. thanks slimeman on discord for giving me an swf that changes the name for ash climber as well as surrealdude for the retro swf...58 downloadsupdated 4 y ago
• RRuin, But Awesome: Acceptance!by 76561199061013892Ruin, but every single level contains (at least) one set of obstacles from the last jump of Ruin 20. Happy april fools! Now with the Acceptance path, as well as two carts following a similar theme. Your past is left unaddressed... 2026\08\29 "Ruin, But Awesome: Acceptance!" UPDATE/REWORK CONTAINS...51 downloadsupdated 2 mo ago

33 hard 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.