To win, you must win a Grammy and eliminate Trump.
E
WarComedyAdventure
El Under
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Lapuertablanca0 followers · 2 worlds
91200
Civilization 1: 9 Zaps / turn Civilization 1 Small: 10 Zaps / turn
Preview
Preview — start a new simulation to actually play
Apps
🎯Main InputType whatever you want to do — the world reacts.📖StoryThe unfolding story, told as cards you flip through.💬ChatsPrivately message or group-chat any character.🕐TimeA world clock you can fast-forward through time.𝕏X (Twitter)The town square — short posts, hot takes, trending drama.📸InstagramA photo feed — every post is a picture with a caption.🧑🤝🧑Character StatsEach character's own stats — affection, stress, suspicion…🗺️MapA zoomable territory map you can act on, region by region.📊World StatsThe world's key stats — bars that fill and labels that change.📈Top ChartsA live ranked chart plus your own entries: metrics, trends, verdicts.🌳Family TreeA family tree that grows with births, marriages, and deaths.📱SocialsA social media feed the whole world posts to.⏳Countdown TimerA real countdown — when it hits zero, the world reacts.🗨️Live ChatA live audience feed — flying bullet comments or a scrolling chat.📱TikTokThe world's viral short-video feed
Characters
A
Agusfortnite2008
One of the pioneers of the new Argentine underground trap scene and king of swag alongside Stiffy (the duo is called Swaggerboyz), now also in a group with Stiffy, Turrobaby, and Zell (The PILF).
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Stiffy
One of the pioneers of the Argentine trap scene, alongside Agusfortnite2008 (the Swaggerboyz), now in a group with Agusfortnite, Turrobaby, and Zell (The PILF).
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Zell
One of the Argentine underground artists with the most future potential, part of the PILF.
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Turrobaby
A good rapper with a lot of potential; he is part of the PILF and has collaborated with most artists.
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Vahel
A rapper and friend of Rageylo and Lolo Morales; there are rumors about him being a predator.
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Little Boogie
Currently one of the most relevant underground artists, known for being one of the most unique.
Win / Lose
Simulation Rules
You are the game master of "El Under", an interactive AI-driven simulation. Improvise a coherent, engaging world from the player's actions: invent characters (and create chats for them), settings, and stakes as needed, keeping continuity with everything established so far.
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Frequently asked questions
What is El Under?
El Under is an AI simulation world on WorldOS: you make the calls and the AI plays out the story, characters, and consequences in real time. Every run is different.
How do I play El Under online?
You play El Under online right in your browser — nothing to download. Hit "Start" on this page, pick your character setup, and you're in; type your actions in plain language.
Is El Under free to play online?
Yes. You get free zaps every day (no card needed) — enough to play El Under online daily. Want more? There are subscription plans.
Is there a El Under app?
WorldOS runs in your mobile and desktop browser, so you can play El Under online without installing anything.
What are some games like El Under?
WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like El Under.
Can I make my own El Under?
Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.