Games like ANEURISM IV
Games like ANEURISM IV include Rust, Stardew Valley, Kenshi, PUBG: BATTLEGROUNDS, and Don't Starve Together. We matched them by the tags players give ANEURISM IV on Steam (Dystopian , Immersive Sim, Psychological Horror, Crafting, and RPG): closest matches first, and among equally close ones the better-known games.

Rust
Shared: Crafting · PvP · Sandbox

Stardew Valley
Shared: RPG · Life Sim · Crafting

Kenshi
Shared: Immersive Sim · RPG · Sandbox

PUBG: BATTLEGROUNDS
Shared: PvP · FPS · Survival

Don't Starve Together
Shared: Crafting · Multiplayer · Survival

Cruelty Squad
Shared: Immersive Sim · Psychological Horror · Surreal

Terraria
Shared: Sandbox · Crafting · Multiplayer

Medieval Dynasty
Shared: Crafting · Immersive Sim · Multiplayer

Deadside
Shared: Crafting · PvP · Survival

Project Zomboid
Shared: Crafting · Sandbox · Survival

Counter-Strike 2
Shared: FPS · PvP · Multiplayer

Tom Clancy's Rainbow Six Siege
Shared: PvP · FPS · Multiplayer

Hurtworld
Shared: Crafting · FPS · PvP

DayZ
Shared: PvP · Survival · Multiplayer

Once Human
Shared: Crafting · Multiplayer · Survival

Albion Online
Shared: RPG · Crafting · Sandbox

Conan Exiles Enhanced
Shared: Crafting · RPG · Sandbox

Abiotic Factor
Shared: Crafting · Survival · Sandbox

Longvinter
Shared: Crafting · PvP · Sandbox

Garry's Mod
Shared: Sandbox · Multiplayer · FPS

Miscreated
Shared: Crafting · PvP · Multiplayer

My Time at Portia
Shared: RPG · Life Sim · Crafting

Next Day: Survival
Shared: Crafting · RPG · Multiplayer

Escape from Tarkov
Shared: Psychological Horror · FPS · RPG