Games like Zombies, Aliens and Guns
Games like Zombies, Aliens and Guns include Bit Blaster XL, Broforce, Left 4 Dead 2, Planes, Bullets and Vodka, and Cyberhunt. We matched them by the tags players give Zombies, Aliens and Guns on Steam (Action, Aliens, Zombies, 2.5D, and Pixel Graphics): closest matches first, and among equally close ones the better-known games.

Bit Blaster XL
Shared: Shoot 'Em Up · Action · Shooter

Broforce
Shared: Action · Pixel Graphics · Shooter

Left 4 Dead 2
Shared: Zombies · Action · Shooter

Planes, Bullets and Vodka
Shared: Action · Shoot 'Em Up · Shooter

Cyberhunt
Shared: Action · Shoot 'Em Up · Pixel Graphics

Aliens: Fireteam Elite
Shared: Aliens · Action · Shooter

Vampire Survivors
Shared: Pixel Graphics · Action · 2D

Huntdown
Shared: Action · Pixel Graphics · Shooter

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

LUFTRAUSERS
Shared: Action · Pixel Graphics · Arcade

Zombotron
Shared: Action · Zombies · Shooter

Resident Evil 4
Shared: Action · Zombies · Third-Person Shooter

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

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

Let Them Come
Shared: Action · Pixel Graphics · Aliens

Resident Evil 4 (2005)
Shared: Action · Zombies · Third-Person Shooter

The Last of Us™ Part I
Shared: Zombies · Shooter · Third-Person Shooter

BALL x PIT
Shared: Action · Arcade · Shoot 'Em Up

The Final Station
Shared: Pixel Graphics · Action · Zombies

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

Call of Duty®: Black Ops
Shared: Action · Zombies · Shooter

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

Dead Pixels
Shared: Action · Zombies · Pixel Graphics

Plants vs. Zombies: Battle for Neighborville™
Shared: Zombies · Third-Person Shooter · Shooter