Games like System Death
Games like System Death include Half-Life 2, BioShock Infinite, Far Cry 3, VLADiK BRUTAL, and Counter-Strike 2. We matched them by the tags players give System Death on Steam (Action, Casual, Adventure, 3D Fighter, and Shooter): closest matches first, and among equally close ones the better-known games.

Half-Life 2
Shared: Action · FPS · Shooter

BioShock Infinite
Shared: Action · Shooter · Adventure

Far Cry 3
Shared: Action · Adventure · FPS

VLADiK BRUTAL
Shared: Action · Shooter · Adventure

Counter-Strike 2
Shared: Action · Shooter · FPS

Black Mesa
Shared: Action · FPS · Shooter

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · FPS

Far Cry® 4
Shared: Action · Adventure · FPS

Aimlabs
Shared: Action · Shooter · FPS

How to Fish
Shared: Shooter · Adventure · Action

Grand Theft Auto V Legacy
Shared: Action · Adventure · Shooter

Echo Point Nova
Shared: Shooter · Action · FPS

Atomic Heart
Shared: Adventure · Action · FPS

Apex Legends™
Shared: Action · Shooter · FPS

s&box
Shared: Casual · Action · Shooter

Far Cry® 6
Shared: Action · Shooter · Adventure

Demon Slayer -Kimetsu no Yaiba- The Hinokami Chronicles
Shared: Action · Adventure · 3D Fighter

Call of Duty®: Black Ops III
Shared: Action · Shooter · FPS

Half-Life: Opposing Force
Shared: Action · FPS · Shooter

Red Dead Redemption 2
Shared: Action · Adventure · Shooter

Serious Sam: Siberian Mayhem
Shared: Action · Adventure · Shooter

Chorus
Shared: Action · Adventure · Shooter

Borderlands 2
Shared: Action · Shooter · FPS

STRAFTAT
Shared: Action · Shooter · FPS