Games like Masterspace
Games like Masterspace include Kenshi, Rust, Space Engineers, Starbound, and Terraria. We matched them by the tags players give Masterspace on Steam (Action, Simulation, RPG, Indie, and Space): closest matches first, and among equally close ones the better-known games.

Kenshi
Shared: RPG · Sandbox · Survival

Rust
Shared: Survival · Crafting · Sandbox

Space Engineers
Shared: Simulation · Sandbox · Space

Starbound
Shared: Sandbox · Space · Survival

Terraria
Shared: Sandbox · Survival · Crafting

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

Project Zomboid
Shared: Survival · Sandbox · Simulation

鬼谷八荒 Tale of Immortal
Shared: Simulation · RPG · Sandbox

Stardew Valley
Shared: RPG · Simulation · Sandbox

Graveyard Keeper
Shared: RPG · Simulation · Crafting

Last Oasis
Shared: Action · RPG · Survival

Between the Stars
Shared: Action · RPG · Simulation

Space Pirates And Zombies 2
Shared: Action · Space · Indie

Conan Exiles Enhanced
Shared: Survival · RPG · Sandbox

Medieval Dynasty
Shared: Crafting · Survival · RPG

Mount & Blade II: Bannerlord
Shared: RPG · Action · Sandbox

Kerbal Space Program
Shared: Simulation · Space · Sandbox

The Escapists
Shared: Simulation · Action · Indie

Once Human
Shared: Action · Survival · Simulation

The Forest
Shared: Survival · Action · Crafting

Core Keeper
Shared: Survival · Sandbox · Action

Feed and Grow: Fish
Shared: Simulation · Action · Survival

Empyrion - Galactic Survival
Shared: Simulation · Space · Survival

Breathedge
Shared: Space · Indie · Sandbox

