Games like World Titans War
Games like World Titans War include PUBG: BATTLEGROUNDS, Rust, Once Human, Counter-Strike 2, and Tom Clancy's Rainbow Six Siege. We matched them by the tags players give World Titans War on Steam (Tactical RPG, Tactical, World War II, Strategy, and Survival): closest matches first, and among equally close ones the better-known games.

PUBG: BATTLEGROUNDS
Shared: Survival · PvP · Tactical

Rust
Shared: Survival · PvP · Building

Once Human
Shared: Co-op · Survival · Action

Counter-Strike 2
Shared: Tactical · Shooter · PvP

Tom Clancy's Rainbow Six Siege
Shared: PvP · Tactical · Shooter

ARK: Survival Evolved
Shared: Survival · Co-op · Building

Don't Starve Together
Shared: Co-op · Survival · PvP

Raft
Shared: Co-op · Survival · Building

Terraria
Shared: Survival · Co-op · Building

Apex Legends™
Shared: PvP · Tactical · Shooter

Last Oasis
Shared: Survival · Massively Multiplayer · Action

Tom Clancy’s The Division™
Shared: Co-op · Action · Open World

Arena Breakout: Infinite
Shared: Tactical · Tactical RPG · Co-op

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

Verdun
Shared: Co-op · PvP · Massively Multiplayer

Squad
Shared: PvP · Tactical · Co-op

DayZ
Shared: Survival · PvP · Massively Multiplayer

Sons Of The Forest
Shared: Co-op · Survival · Open World

Bodycam
Shared: Tactical · Co-op · Shooter

Miscreated
Shared: Survival · PvP · Co-op

Left 4 Dead 2
Shared: Co-op · Survival · Shooter

Tom Clancy's Ghost Recon® Wildlands
Shared: Co-op · Tactical · Shooter

Conan Exiles Enhanced
Shared: Survival · Building · Open World

Grand Theft Auto V Legacy
Shared: Action · Open World · Co-op