We Love It's Guide to…
As a spectral newcomer, choose work or faction roles, trade and survive in a multiplayer city threatened by spreading Rot.
Released 11 Mar 2025
Contain The Rot
Work Factory Shifts
Stock City Shops
A dystopian simulator where your choices shape a decaying city. Join other players to protect the metropolis from ruin, hasten its downfall, or simply work in the factories. With no set goals or rules, every action has consequences in a world teetering on the brink.
Developed by Vellocet · Published by Vellocet
You begin as a Spirit on the verge of taking physical form in a decaying city. Choose a fate that shapes your abilities and place in its society, from a factory worker or banker to a member of one of the city’s factions.
Work jobs, craft goods, trade, rent property, and earn credits to meet your needs and pursue other roles. Survival also involves managing nourishment and sanity as you make a life in the city.
The multiplayer sandbox has no set objectives: players can cooperate to maintain order, side with factions seeking to spread the Rot, or focus on everyday life. The Rot changes the city as it spreads, and unchecked growth can bring about its demise and reset.
Players who praise ANEURISM IV often highlight its grimy, surreal atmosphere and the unpredictable stories that emerge from sharing a city with other players. Some enjoy taking on roles, working together, or improvising their own goals. Others describe the same open-ended systems as frustrating, citing griefing, theft, and mechanics they feel can be exploited; reviews also frequently criticize progression, updates, and the shrinking active player base.
Enter ANEURISM IV, a sprawling metropolis where the proletariat works without question and the air is thick with decay. As a Spirit—a spectral entity on the verge of becoming flesh and bone—you stand at a crossroads. The city is yours to influence, disrupt, or simply observe. With no set goals or rules, how you engage with this world is entirely up to you.
From the hardworking Prole to the affluent Banker, each fate offers unique abilities, challenges, and ways to interact with the city and its inhabitants. Your choice defines your journey:
Align with the Cortex to stabilize and protect the city.
Join the Scumbags or Zealots to spread the Rot and sow chaos.
Remain Neutral and immerse yourself in daily life, working in factories or exploring the city.
An ever-present threat, the Rot visibly alters the city as it spreads. Roles like Liquidators and Scumbags are pivotal in either containing or exploiting this menace. If left unchecked, the Rot will consume everything, leading to the city's demise.
ANEURISM IV is a sandbox simulator first and foremost. The city reacts dynamically to player actions:
Take Down the City: Collaborate with others to bring about the city's downfall and witness its reset.
Protect the City: Work to maintain order and keep the Rot at bay.
Live Your Life: Engage in everyday activities or carve out a unique path—it's your choice.
Survival depends on your willingness to work. Earn credits by taking on various jobs—labour in factories, manage resources as a Prole, or manipulate finances as a Banker. These credits are your lifeline, allowing you to purchase necessities from shops, trade for valuable goods, or invest in property.
In ANEURISM IV, there are no rules dictating your actions. Every decision you make impacts the city and its inhabitants. Will you bring stability or chaos? The choice is yours.
Total Freedom: No imposed objectives. Play your way.
Dynamic Consequences: Every action influences the world around you.
Multiplayer Interaction: Invite friends to join your world—collaborate, compete, or coexist.
Survival Mechanics: Manage your nourishment and sanity in an oppressive, ever-changing environment.
Wait for rations
Craft goods
Rent property
Listen to the radio
Work in a factory
Do laundry
Earn credits
Pay taxes
Evade the Cortex for tax evasion
Go insane
Eat suspicious things
| Platforms | Windows, macOS |
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| Age ratings |
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| Players | Up to 60 |
| Play modes |
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| Other modes |
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| Multiplayer | ANEURISM IV is a multiplayer sandbox centered on player interaction, roleplay, cooperation, and conflict in a shared city. Official store metadata confirms online PvP and LAN PvP. The text also states players can invite friends, collaborate, compete, or coexist, and reviews describe server-based play with populations of 50 to 60 players. |
| Multiplayer & mods | No information about multiplayer mod support or mods affecting multiplayer is provided. |
| Controller required | No |
| DRM / EULA |
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| Content notices |
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| Website | Official website |
