Games like Death Below
Games like Death Below include Resident Evil 4, Resident Evil Requiem, Resident Evil 4 (2005), The Last of Us™ Part I, and Left 4 Dead 2. We matched them by the tags players give Death Below on Steam (Action, Zombies, Survival Horror, Shooter, and Third-Person Shooter): closest matches first, and among equally close ones the better-known games.

Resident Evil 4
Shared: Action · Survival Horror · Zombies

Resident Evil Requiem
Shared: Zombies · Survival Horror · Action

Resident Evil 4 (2005)
Shared: Action · Survival Horror · Zombies

The Last of Us™ Part I
Shared: Zombies · Action-Adventure · Shooter

Left 4 Dead 2
Shared: Zombies · Action · Shooter

Resident Evil 2
Shared: Zombies · Survival Horror · Action

Dead Space™ 2
Shared: Survival Horror · Action · Shooter

Resident Evil Revelations 2
Shared: Zombies · Action · Survival Horror

Resident Evil 6
Shared: Action · Zombies · Third-Person Shooter

Resident Evil 3
Shared: Action · Zombies · Survival Horror

Dead Space
Shared: Survival Horror · Third-Person Shooter · Horror

Resident Evil 5
Shared: Action · Zombies · Third-Person Shooter

The Callisto Protocol™
Shared: Survival Horror · Third-Person Shooter · Horror

Dying Light
Shared: Zombies · Survival Horror · Horror

Days Gone
Shared: Zombies · Action · Survival

Resident Evil Revelations
Shared: Action · Zombies · Survival Horror

Resident Evil 0
Shared: Zombies · Survival Horror · Action

PUBG: BATTLEGROUNDS
Shared: Shooter · Action · Third-Person Shooter

Resident Evil Village
Shared: Survival Horror · Action · Zombies

Resident Evil 3 Nemesis (1999)
Shared: Action · Survival Horror · Zombies

Resident Evil 2 (1998)
Shared: Action · Survival Horror · Zombies

Dead Space (2008)
Shared: Action · Survival Horror · Horror

Daymare: 1998
Shared: Zombies · Action · Survival Horror

DayZ
Shared: Zombies · Shooter · Survival