Games like The Midnight Walkers
Games like The Midnight Walkers include Left 4 Dead 2, Killing Floor 2, Marathon, Squad, and ARC Raiders. We matched them by the tags players give The Midnight Walkers on Steam (Extraction Shooter, Zombies, First-Person, Horror, and PvE): closest matches first, and among equally close ones the better-known games.

Left 4 Dead 2
Shared: Zombies · Multiplayer · FPS

Killing Floor 2
Shared: Zombies · Multiplayer · Horror

Marathon
Shared: Extraction Shooter · PvP · Multiplayer

Squad
Shared: PvP · Multiplayer · PvE

ARC Raiders
Shared: Extraction Shooter · PvP · PvE

DayZ
Shared: Zombies · Multiplayer · PvP

Dying Light
Shared: Zombies · Horror · First-Person

PUBG: BATTLEGROUNDS
Shared: Shooter · PvP · Multiplayer

Back 4 Blood
Shared: Zombies · Multiplayer · Online Co-Op

Delta Force
Shared: Extraction Shooter · Multiplayer · FPS

Left 4 Dead
Shared: Zombies · Horror · Multiplayer

Hunt: Showdown 1896
Shared: PvP · Extraction Shooter · Multiplayer

Bodycam
Shared: FPS · Horror · Multiplayer

Apex Legends™
Shared: First-Person · Multiplayer · PvP

Active Matter
Shared: Extraction Shooter · Horror · PvP

Far Far West
Shared: Extraction Shooter · PvE · Online Co-Op

Killing Floor
Shared: Zombies · Horror · FPS

Paladins®
Shared: Multiplayer · First-Person · Shooter

THE FINALS
Shared: PvP · Multiplayer · FPS

World War Z
Shared: Zombies · Multiplayer · Online Co-Op

STALZONE
Shared: Extraction Shooter · Online Co-Op · PvE

Arena Breakout: Infinite
Shared: Extraction Shooter · Multiplayer · First-Person

HELLDIVERS™ 2
Shared: PvE · Extraction Shooter · Multiplayer

Killing Floor 3
Shared: Zombies · First-Person · PvE