Games like Simple Nightmares: Strategic Shooter
Games like Simple Nightmares: Strategic Shooter include Black Mesa, Ready or Not, Half-Life 2, Trepang2, and Battlefield™ 2042. We matched them by the tags players give Simple Nightmares: Strategic Shooter on Steam (Indie, Aliens, Action, Combat, and Shooter): closest matches first, and among equally close ones the better-known games.

Black Mesa
Shared: Action · FPS · Shooter

Ready or Not
Shared: Shooter · FPS · Action

Half-Life 2
Shared: Action · FPS · Shooter

Trepang2
Shared: Shooter · FPS · Action

Battlefield™ 2042
Shared: FPS · Shooter · Action

Call of Duty®
Shared: FPS · Action · Shooter

Half-Life: Alyx
Shared: FPS · Shooter · Horror

BioShock Infinite
Shared: Action · Shooter · FPS

Aliens vs. Predator™
Shared: Action · Aliens · FPS

Starship Troopers: Extermination
Shared: Action · FPS · Aliens

DOOM
Shared: Action · FPS · Shooter

METRO 2033 Redux
Shared: FPS · Action · Horror

KovaaK's
Shared: Action · Indie · Shooter

METRO Last Light Redux
Shared: Action · FPS · Horror

Titanfall® 2
Shared: FPS · Shooter · Action

Metro Exodus
Shared: FPS · Action · Singleplayer

SUPERHOT
Shared: Action · Indie · FPS

Half-Life
Shared: FPS · Action · Shooter

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

Half-Life: Blue Shift
Shared: Action · FPS · Aliens

Bright Memory: Infinite
Shared: Action · Indie · FPS

Battlefield™ 1
Shared: FPS · Action · Shooter

Battlefield™ V
Shared: FPS · Shooter · Singleplayer

Metro 2033
Shared: Action · FPS · Shooter