Games like Badlands
Games like Badlands include Rust, 7 Days to Die, DayZ, Project Zomboid, and Terraria. We matched them by the tags players give Badlands on Steam (Survival, Multiplayer, Post-apocalyptic, Open World, and Sandbox): closest matches first, and among equally close ones the better-known games.

Rust
Shared: Survival · Multiplayer · Open World

7 Days to Die
Shared: Survival · Multiplayer · Open World

DayZ
Shared: Survival · Open World · Multiplayer

Project Zomboid
Shared: Survival · Multiplayer · Open World

Terraria
Shared: Survival · Multiplayer · Sandbox

Valheim
Shared: Survival · Multiplayer · Open World

PUBG: BATTLEGROUNDS
Shared: Survival · Multiplayer · FPS

Sons Of The Forest
Shared: Survival · Multiplayer · Open World

Once Human
Shared: Multiplayer · Survival · Open World

ARC Raiders
Shared: Multiplayer · Survival · Post-apocalyptic

Deadside
Shared: Survival · Multiplayer · Open World

ARK: Survival Ascended
Shared: Survival · Multiplayer · Open World

Core Keeper
Shared: Survival · Open World · Multiplayer

Scrap Mechanic
Shared: Survival · Multiplayer · Sandbox

Palworld
Shared: Survival · Open World · Multiplayer

ARK: Survival Evolved
Shared: Survival · Multiplayer · Open World

No Man's Sky
Shared: Open World · Survival · Multiplayer

Space Engineers
Shared: Survival · Sandbox · Building

V Rising
Shared: Survival · Open World · Multiplayer

Hurtworld
Shared: Survival · Multiplayer · Open World

Grand Theft Auto V Legacy
Shared: Multiplayer · Open World · Action

Raft
Shared: Survival · Multiplayer · Open World

S.T.A.L.K.E.R. 2: Heart of Chornobyl - Standard Edition
Shared: Survival · Open World · Post-apocalyptic

ICARUS
Shared: Survival · Multiplayer · Open World