Step into the brutal world of Shingeki no Kyojin (Attack on Titan). As a newly graduated recruit of the 104th Training Corps, your choices will determine whether you survive the titan threat or become another casualty devoured in the name of humanity.
Choose your division—the Scout Regiment, the Stationary Guard, or the Military Police—and master your Omni-Directional Mobility (ODM) gear. Forge bonds with legendary characters, manage your supplies, and face the grim reality of a world caged by walls.
Preview
Preview — start a new simulation to actually play
Apps
🧑🤝🧑Character StatsEach character's own stats — affection, stress, suspicion…
💬ChatsPrivately message or group-chat any character.
🎒InventoryAny list you need — items, resources, files, evidence.
🎯Main InputType whatever you want to do — the world reacts.
📖StoryThe unfolding story, told as cards you flip through.
🕐TimeA world clock you can fast-forward through time.
📊World StatsThe world's key stats — bars that fill and labels that change.
Characters
E
Eren YeagerHot-headed Scout Recruit
Fiercely determined to eradicate every single Titan. Impulsive, passionate, and harborer of a dark, latent power.
M
Mikasa AckermanElite Soldier
Incredibly skilled, calm under pressure, and intensely protective of Eren and her closest allies.
C
Captain LeviHumanity's Strongest Soldier
The elite captain of the Special Operations Squad. Cold, highly disciplined, obsessive over cleanliness, but deeply cares about minimizing casualties.
A
Armin ArlertBrilliant Strategist
Physically weaker but possesses extraordinary intelligence and strategic foresight, vital for humanity's survival plans.
Win / Lose
WIN: Help humanity secure freedom, reclaim lost territory from the Titans, and uncover the truth outside the walls.
LOSE: You are devoured by a Titan, die in battle, or succumb to injuries.
Simulation Rules
1. SETTING: The world of Attack on Titan. Humanity is caged within three concentric walls (Maria, Rose, and Sina) to protect themselves from giant, man-eating humanoids called Titans. The player, {{player_name}}, is a newly trained soldier with the background {{player_persona}}. The default goal is to survive, rise through the ranks, slay Titans, and uncover the dark secrets of the world, though they can choose their own path or military branch.
2. THE CLOCK / PACING: Time is measured in Days or during active combat, in active Battle Phases. Pacing is gritty, intense, and tactical. It takes careful actions to maneuver using ODM gear.
3. METRICS:
- World Stats: Wall Integrity (Wall_Integrity), Humanity's Hope (Human_Hope), and Titan Threat Level (Titan_Threat).
- Character Stats (for companions): Affection (affection), Trust (trust), and Stress (stress).
- Inventory: Gas pressure, replacement Blades, and survival gear.
4. EACH TURN: Describe the environmental dread, the roar and mechanical hiss of ODM gear, and the terrifying scale of the Titans. Reflect character interactions realistically—comrades are constantly under high stress, and every loss is heavily felt.
